Updated text

app/src/main/res/values/strings.xml

@@ -243,7 +243,7 @@
     <string name="title_advanced_date_header">Group by date</string>
     <string name="title_advanced_threading">Conversation threading</string>
     <string name="title_advanced_highlight_unread">Highlight unread messages</string>
-    <string name="title_advanced_distinguish_contacts">Distinguish messages of known and unknown contacts</string>
+    <string name="title_advanced_distinguish_contacts">Distinguish messages from known and unknown contacts</string>
     <string name="title_advanced_avatars">Show contact photos</string>
     <string name="title_advanced_generated_icons">Show generated icons</string>
     <string name="title_advanced_identicons">Show identicons</string>