diff --git a/app/src/main/res/values-af/strings.xml b/app/src/main/res/values-af/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-af/strings.xml
+++ b/app/src/main/res/values-af/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ar-rBH/strings.xml b/app/src/main/res/values-ar-rBH/strings.xml
index 1c16891396..f2e6cf2087 100644
--- a/app/src/main/res/values-ar-rBH/strings.xml
+++ b/app/src/main/res/values-ar-rBH/strings.xml
@@ -150,6 +150,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -166,6 +167,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ar-rEG/strings.xml b/app/src/main/res/values-ar-rEG/strings.xml
index 1c16891396..f2e6cf2087 100644
--- a/app/src/main/res/values-ar-rEG/strings.xml
+++ b/app/src/main/res/values-ar-rEG/strings.xml
@@ -150,6 +150,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -166,6 +167,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ar-rSA/strings.xml b/app/src/main/res/values-ar-rSA/strings.xml
index 1c16891396..f2e6cf2087 100644
--- a/app/src/main/res/values-ar-rSA/strings.xml
+++ b/app/src/main/res/values-ar-rSA/strings.xml
@@ -150,6 +150,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -166,6 +167,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ar-rYE/strings.xml b/app/src/main/res/values-ar-rYE/strings.xml
index 1c16891396..f2e6cf2087 100644
--- a/app/src/main/res/values-ar-rYE/strings.xml
+++ b/app/src/main/res/values-ar-rYE/strings.xml
@@ -150,6 +150,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -166,6 +167,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index 1c16891396..f2e6cf2087 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -150,6 +150,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -166,6 +167,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ca/strings.xml b/app/src/main/res/values-ca/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-ca/strings.xml
+++ b/app/src/main/res/values-ca/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index 03e48ddb34..1e71674948 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -142,6 +142,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -158,6 +159,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-da/strings.xml b/app/src/main/res/values-da/strings.xml
index 4b4bbd45af..34888ee00b 100644
--- a/app/src/main/res/values-da/strings.xml
+++ b/app/src/main/res/values-da/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Vis CC/BCC</string>
   <string name="title_add_attachment">Vedhæft fil</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Afsender mangler</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Tilslutter</string>
   <string name="title_legend_connected">Tilsluttet</string>
   <string name="title_legend_closing">Lukker</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 213e9ab6ed..9133d133a8 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Senden</string>
   <string name="title_show_addresses">CC/BCC anzeigen</string>
   <string name="title_add_attachment">Anhang hinzufügen</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Absender fehlt</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-el/strings.xml b/app/src/main/res/values-el/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-el/strings.xml
+++ b/app/src/main/res/values-el/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-en/strings.xml b/app/src/main/res/values-en/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-en/strings.xml
+++ b/app/src/main/res/values-en/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-es-rES/strings.xml b/app/src/main/res/values-es-rES/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-es-rES/strings.xml
+++ b/app/src/main/res/values-es-rES/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-fi/strings.xml b/app/src/main/res/values-fi/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-fi/strings.xml
+++ b/app/src/main/res/values-fi/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 1c706ba9d7..c002778b7a 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Envoyer</string>
   <string name="title_show_addresses">Afficher Cc/Cci</string>
   <string name="title_add_attachment">Ajouter une pièce jointe</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Expéditeur manquant</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connexion en cours</string>
   <string name="title_legend_connected">Connecté</string>
   <string name="title_legend_closing">Fermeture en cours</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-he/strings.xml b/app/src/main/res/values-he/strings.xml
index 57e8773314..517c5f9a51 100644
--- a/app/src/main/res/values-he/strings.xml
+++ b/app/src/main/res/values-he/strings.xml
@@ -142,6 +142,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -158,6 +159,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-hu/strings.xml b/app/src/main/res/values-hu/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-hu/strings.xml
+++ b/app/src/main/res/values-hu/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index 911465640c..ebdcceb7b1 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Invia</string>
   <string name="title_show_addresses">Mostra CC/BCC</string>
   <string name="title_add_attachment">Aggiungi allegato</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Mittente mancante</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connessione in corso</string>
   <string name="title_legend_connected">Connesso</string>
   <string name="title_legend_closing">Chiusura</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-iw/strings.xml b/app/src/main/res/values-iw/strings.xml
index 57e8773314..517c5f9a51 100644
--- a/app/src/main/res/values-iw/strings.xml
+++ b/app/src/main/res/values-iw/strings.xml
@@ -142,6 +142,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -158,6 +159,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 6977530bd4..91e0cd4d9a 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -130,6 +130,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -146,6 +147,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ko/strings.xml b/app/src/main/res/values-ko/strings.xml
index 6977530bd4..91e0cd4d9a 100644
--- a/app/src/main/res/values-ko/strings.xml
+++ b/app/src/main/res/values-ko/strings.xml
@@ -130,6 +130,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -146,6 +147,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-nb/strings.xml b/app/src/main/res/values-nb/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-nb/strings.xml
+++ b/app/src/main/res/values-nb/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-no/strings.xml b/app/src/main/res/values-no/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-no/strings.xml
+++ b/app/src/main/res/values-no/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index 03e48ddb34..1e71674948 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -142,6 +142,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -158,6 +159,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 08728baf82..ac07f6930a 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Enviar</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Remetente faltante</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-pt-rPT/strings.xml b/app/src/main/res/values-pt-rPT/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-pt-rPT/strings.xml
+++ b/app/src/main/res/values-pt-rPT/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ro/strings.xml b/app/src/main/res/values-ro/strings.xml
index 708e6212ce..0e93e57209 100644
--- a/app/src/main/res/values-ro/strings.xml
+++ b/app/src/main/res/values-ro/strings.xml
@@ -138,6 +138,7 @@
   <string name="title_send">Trimite</string>
   <string name="title_show_addresses">Arată CC/BCC</string>
   <string name="title_add_attachment">Adaugă ataşament</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Expeditor lipsă</string>
@@ -154,6 +155,10 @@
   <string name="title_legend_connecting">Conectare</string>
   <string name="title_legend_connected">Conectat</string>
   <string name="title_legend_closing">Închidere</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index 03e48ddb34..1e71674948 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -142,6 +142,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -158,6 +159,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-sr/strings.xml b/app/src/main/res/values-sr/strings.xml
index 9e9853f452..97cd6f4a1c 100644
--- a/app/src/main/res/values-sr/strings.xml
+++ b/app/src/main/res/values-sr/strings.xml
@@ -138,6 +138,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -154,6 +155,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-sv-rSE/strings.xml b/app/src/main/res/values-sv-rSE/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-sv-rSE/strings.xml
+++ b/app/src/main/res/values-sv-rSE/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml
index 065080cbe2..783abd23fc 100644
--- a/app/src/main/res/values-tr/strings.xml
+++ b/app/src/main/res/values-tr/strings.xml
@@ -134,6 +134,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -150,6 +151,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-uk/strings.xml b/app/src/main/res/values-uk/strings.xml
index 03e48ddb34..1e71674948 100644
--- a/app/src/main/res/values-uk/strings.xml
+++ b/app/src/main/res/values-uk/strings.xml
@@ -142,6 +142,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -158,6 +159,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-vi/strings.xml b/app/src/main/res/values-vi/strings.xml
index 6977530bd4..91e0cd4d9a 100644
--- a/app/src/main/res/values-vi/strings.xml
+++ b/app/src/main/res/values-vi/strings.xml
@@ -130,6 +130,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -146,6 +147,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 6977530bd4..91e0cd4d9a 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -130,6 +130,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -146,6 +147,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 6977530bd4..91e0cd4d9a 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -130,6 +130,7 @@
   <string name="title_send">Send</string>
   <string name="title_show_addresses">Show CC/BCC</string>
   <string name="title_add_attachment">Add attachment</string>
+  <string name="title_no_openpgp">OpenPGP not available</string>
   <string name="title_encrypt">Encrypt</string>
   <string name="title_decrypt">Decrypt</string>
   <string name="title_from_missing">Sender missing</string>
@@ -146,6 +147,10 @@
   <string name="title_legend_connecting">Connecting</string>
   <string name="title_legend_connected">Connected</string>
   <string name="title_legend_closing">Closing</string>
+  <string name="title_pro_feature">This is a pro feature</string>
+  <string name="title_pro_list">List of pro features</string>
+  <string name="title_pro_purchase">Buy</string>
+  <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features and will keep this app maintained and supported</string>
   <string name="title_pro_activated">All pro features are activated</string>
   <string name="title_pro_valid">All pro features activated</string>
   <string name="title_pro_invalid">Invalid response</string>