diff --git a/app/src/main/res/values-bg-rBG/strings.xml b/app/src/main/res/values-bg-rBG/strings.xml
index b794204f89..12af74193f 100644
--- a/app/src/main/res/values-bg-rBG/strings.xml
+++ b/app/src/main/res/values-bg-rBG/strings.xml
@@ -569,6 +569,7 @@
     <string name="title_send_via">Изпрати чрез</string>
     <string name="title_send_with_options">Изпрати &#8230;</string>
     <string name="title_send_at">Изпрати като &#8230;</string>
+    <string name="title_send_encryption">Криптиране</string>
     <string name="title_send_priority">Приоритет</string>
     <string name="title_no_server">Няма намерен сървър за \'%1$s\'</string>
     <string name="title_style_bold">Удебелен</string>
@@ -605,11 +606,14 @@
     <string name="title_ask_send_via">Изпрати съобщение до %1$s чрез %2$s?</string>
     <string name="title_queued">Изпращане на съобщение</string>
     <string name="title_queued_at">Съобщението ще бъде изпратено след%1$s</string>
+    <string name="title_sign">Подпис</string>
     <string name="title_encrypt">Криптиране</string>
     <string name="title_decrypt">Декриптиран</string>
     <string name="title_resync">Повторно синхронизиране</string>
     <string name="title_no_openpgp">OpenKeychain не е намерена</string>
+    <string name="title_not_encrypted">Съобщението не е подписано или криптирано</string>
     <string name="title_reset_sign_key">Нулиране на ключ за подписване</string>
+    <string name="title_import_encrypt_key">Импортиране на ключ за криптиране</string>
     <string name="title_signature_none">Съобщението не е подписано</string>
     <string name="title_signature_valid">Подписът на съобщението е валиден</string>
     <string name="title_signature_unconfirmed">Подписът на съобщението е валиден, но не е потвърден</string>
@@ -728,6 +732,7 @@
     <string name="title_legend_draft">Има чернова</string>
     <string name="title_legend_priority">Има висок приоритет</string>
     <string name="title_legend_priority_low">Има висок приоритет</string>
+    <string name="title_legend_signed">Подписан</string>
     <string name="title_legend_encrypted">Криптирано е</string>
     <string name="title_legend_auth">Неуспешно удостоверяване</string>
     <string name="title_legend_snoozed">Е отложен</string>
@@ -949,4 +954,9 @@
         <item>Среден</item>
         <item>Голям</item>
     </string-array>
+    <string-array name="encryptNames">
+        <item>Няма</item>
+        <item>PGP sign-only</item>
+        <item>PGP sign+encrypt</item>
+    </string-array>
 </resources>
diff --git a/app/src/main/res/values-cs-rCZ/strings.xml b/app/src/main/res/values-cs-rCZ/strings.xml
index c6b0a53df5..b459475c8a 100644
--- a/app/src/main/res/values-cs-rCZ/strings.xml
+++ b/app/src/main/res/values-cs-rCZ/strings.xml
@@ -977,7 +977,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Žádný</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-de-rDE/strings.xml b/app/src/main/res/values-de-rDE/strings.xml
index 551e61686b..c104ff397f 100644
--- a/app/src/main/res/values-de-rDE/strings.xml
+++ b/app/src/main/res/values-de-rDE/strings.xml
@@ -954,7 +954,7 @@ Konten und Identitäten (Aliase) können bei Bedarf auch manuell eingerichtet we
     </string-array>
     <string-array name="encryptNames">
         <item>Keine Verschlüsselung</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-eu-rES/strings.xml b/app/src/main/res/values-eu-rES/strings.xml
index 3b1035af40..e9866747ac 100644
--- a/app/src/main/res/values-eu-rES/strings.xml
+++ b/app/src/main/res/values-eu-rES/strings.xml
@@ -956,7 +956,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Bat ere ez</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-fi-rFI/strings.xml b/app/src/main/res/values-fi-rFI/strings.xml
index 64791e5011..d3cbbee9bd 100644
--- a/app/src/main/res/values-fi-rFI/strings.xml
+++ b/app/src/main/res/values-fi-rFI/strings.xml
@@ -956,7 +956,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Ei mitään</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-fr-rFR/strings.xml b/app/src/main/res/values-fr-rFR/strings.xml
index 7dc20994e6..66dce5ac20 100644
--- a/app/src/main/res/values-fr-rFR/strings.xml
+++ b/app/src/main/res/values-fr-rFR/strings.xml
@@ -956,7 +956,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Aucune</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-it-rIT/strings.xml b/app/src/main/res/values-it-rIT/strings.xml
index b067a5d60e..fc1e0877a7 100644
--- a/app/src/main/res/values-it-rIT/strings.xml
+++ b/app/src/main/res/values-it-rIT/strings.xml
@@ -955,7 +955,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Nulla</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-nl-rNL/strings.xml b/app/src/main/res/values-nl-rNL/strings.xml
index bad7475081..1c14ff6c21 100644
--- a/app/src/main/res/values-nl-rNL/strings.xml
+++ b/app/src/main/res/values-nl-rNL/strings.xml
@@ -953,7 +953,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Geen</item>
-        <!--item>PGP sign-only</item-->
-        <item>PGP sign+encrypt</item>
+        <item>PGP teken-alleen</item>
+        <item>PGP teken+versleutel</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-nn-rNO/strings.xml b/app/src/main/res/values-nn-rNO/strings.xml
index 6e587bd370..07e87abe75 100644
--- a/app/src/main/res/values-nn-rNO/strings.xml
+++ b/app/src/main/res/values-nn-rNO/strings.xml
@@ -956,7 +956,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Ingen</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-no-rNO/strings.xml b/app/src/main/res/values-no-rNO/strings.xml
index 6e587bd370..07e87abe75 100644
--- a/app/src/main/res/values-no-rNO/strings.xml
+++ b/app/src/main/res/values-no-rNO/strings.xml
@@ -956,7 +956,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Ingen</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-ru-rRU/strings.xml b/app/src/main/res/values-ru-rRU/strings.xml
index 0a4eb83175..19cc2d49e9 100644
--- a/app/src/main/res/values-ru-rRU/strings.xml
+++ b/app/src/main/res/values-ru-rRU/strings.xml
@@ -978,7 +978,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Ничего</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-tr-rTR/strings.xml b/app/src/main/res/values-tr-rTR/strings.xml
index f316d47d34..ca24d1f62d 100644
--- a/app/src/main/res/values-tr-rTR/strings.xml
+++ b/app/src/main/res/values-tr-rTR/strings.xml
@@ -956,7 +956,7 @@
     </string-array>
     <string-array name="encryptNames">
         <item>Hiçbiri</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 </resources>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 9028a3607b..0f8494c881 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -557,6 +557,7 @@
     <string name="title_send_via">发送方式</string>
     <string name="title_send_with_options">发送 &#8230;</string>
     <string name="title_send_at">发送于 &#8230;</string>
+    <string name="title_send_encryption">加密</string>
     <string name="title_send_priority">优先级</string>
     <string name="title_no_server">在 \'%1$s\' 找不到服务器</string>
     <string name="title_style_bold">粗体</string>
@@ -593,11 +594,14 @@
     <string name="title_ask_send_via">要通过%2$s把消息发送给 %1$s 吗？</string>
     <string name="title_queued">正在发送邮件</string>
     <string name="title_queued_at">消息将在 %1$s 左右发送</string>
+    <string name="title_sign">签名</string>
     <string name="title_encrypt">加密</string>
     <string name="title_decrypt">解密</string>
     <string name="title_resync">重新同步</string>
     <string name="title_no_openpgp">OpenKeychain 未找到</string>
+    <string name="title_not_encrypted">消息未签名或加密</string>
     <string name="title_reset_sign_key">重置签名密钥</string>
+    <string name="title_import_encrypt_key">导入加密密钥</string>
     <string name="title_signature_none">消息未签名</string>
     <string name="title_signature_valid">消息签名有效</string>
     <string name="title_signature_unconfirmed">消息签名有效但未确认</string>
@@ -716,6 +720,7 @@
     <string name="title_legend_draft">有草稿</string>
     <string name="title_legend_priority">具备高优先级</string>
     <string name="title_legend_priority_low">低优先级</string>
+    <string name="title_legend_signed">已签名</string>
     <string name="title_legend_encrypted">已加密</string>
     <string name="title_legend_auth">认证失败</string>
     <string name="title_legend_snoozed">已打盹</string>
@@ -936,4 +941,9 @@ FairEmail会显示一条消息来提醒您这一点，这条消息在您购买
         <item>中</item>
         <item>大</item>
     </string-array>
+    <string-array name="encryptNames">
+        <item>无</item>
+        <item>PGP sign-only</item>
+        <item>PGP sign+encrypt</item>
+    </string-array>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 48e3ce5d97..851cbbedd4 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1153,13 +1153,13 @@
 
     <string-array name="encryptNames">
         <item>None</item>
-        <!--item>PGP sign-only</item-->
+        <item>PGP sign-only</item>
         <item>PGP sign+encrypt</item>
     </string-array>
 
     <integer-array name="encryptValues" translatable="false">
         <item>0</item>
-        <!--item>2</item-->
+        <item>2</item>
         <item>1</item>
     </integer-array>