diff --git a/CHANGELOG.md b/CHANGELOG.md
index 618f9fd9a..ebc1eda5e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,11 +1,14 @@
 # Delta Chat Android Changelog
 
-# Unreleased
+## v1.10.5
+2020-07
 
 * forward and share to multiple contacts in one step
-* add per-chat auto-deletion as experimental feature
+* disappearing messages added as an experimental feature
 * fix profile image selection
 * fix blurring
+* improve message processing
+* improve overall stability
 
 
 ## v1.10.4
diff --git a/assets/help/en/help.html b/assets/help/en/help.html
index 22024e106..b96a2d642 100644
--- a/assets/help/en/help.html
+++ b/assets/help/en/help.html
@@ -34,7 +34,7 @@
       <li><a href="#what-is-the-difference-between-verified-groups-and-11-chats-with-verified-contacts">What is the difference between verified groups and 1:1 chats with verified contacts?</a></li>
       <li><a href="#does-delta-chat-support-perfect-forward-secrecy">Does Delta Chat support Perfect Forward Secrecy?</a></li>
       <li><a href="#how-does-delta-chat-protect-my-metadata">How does Delta Chat protect my Metadata?</a></li>
-      <li><a href="#can-i-re-use-my-existing-private-key">Can I re-use my existing private key?</a></li>
+      <li><a href="#can-i-reuse-my-existing-private-key">Can I reuse my existing private key?</a></li>
       <li><a href="#i-cant-import-my-existing-pgp-key-into-delta-chat">I can’t import my existing PGP key into Delta Chat.</a></li>
       <li><a href="#why-dont-you-use-pep-pretty-easy-privacy">Why don’t you use pEp (pretty easy privacy)?</a></li>
     </ul>
@@ -191,7 +191,7 @@ device.</p>
       </h3>
 
 <ul>
-  <li>Yes. If incoming e-mail lacks a plain text part, HTML-emails is converted to plain text in the app. Outgoing e-mails always use plain text.</li>
+  <li>Yes. If an incoming e-mail lacks a plain text part, HTML-emails are converted to plain text in the app. Outgoing e-mails always use plain text.</li>
 </ul>
     
       <h3 id="why-do-i-have-to-enter-my-e-mail-password-into-delta-chat-is-this-secure">
@@ -311,7 +311,7 @@ about feedback which makes the app more secure for all of our users.</p>
 
 <ul>
   <li>
-    <p>A verified group is a chat that gurantees safety against an active
+    <p>A verified group is a chat that guarantees safety against an active
 attacker.  All Messages in a verified chat view are e2e-encrypted, and
 members can join by scanning a “QR invite code”.  All members are thus 
 connected with each other through a chain of invites, which guarantee 
@@ -321,9 +321,9 @@ for the R&amp;D behind this feature.</p>
   </li>
   <li>
     <p>As of Dec 2019, a “verified group” remains an experimental feature.
-It is continously improved and many bugs have been fixed since the
+It is continuously improved and many bugs have been fixed since the
 original introduction in 2018.  However, there remain cases, especially 
-with large groups where inconsistencies can occure, or messages become 
+with large groups where inconsistencies can occur, or messages become 
 unreadable.  Early 2020 a security review is upcoming, and several new
 developments around qr-join protocols are taking place so chances
 are we remove the “experimental” label not too far in the future.</p>
@@ -371,7 +371,7 @@ can still write, but are no longer notified of any new messages.</p>
       </h3>
 
 <ul>
-  <li>A message shows double ticks after more than half the the recipients have
+  <li>A message shows double ticks after more than half of the recipients have
 seen the message on their display.</li>
   <li>Note that some recipients might have disabled read-receipts for
 privacy-reasons.</li>
@@ -469,7 +469,7 @@ and the encryption keys will also be verified.  Both will see a
   </li>
   <li>
     <p>For end-to-end-encryption, Delta Chat shows two fingerprints there. 
-If the same fingerprints appears on your chat partner’s device, 
+If the same fingerprints appear on your chat partner’s device, 
 the connection is safe.</p>
   </li>
   <li>
@@ -587,7 +587,7 @@ are not stored on a single central server. However, they are stored on the mail
 servers of the sender and the recipient of a message.</p>
   </li>
   <li>
-    <p>Each mail server currently know about who sent and who received a message by 
+    <p>Each mail server currently knows about who sent and who received a message by 
 inspecting the unencrypted To/Cc headers and thus determine which e-mail addresses
 are part of a group. Delta Chat itself could avoid unencrypted To/Cc headers quite 
 and always put them only into the encrypted section. See 
@@ -602,10 +602,10 @@ RFC</a>.</p>
   </li>
 </ul>
     
-      <h3 id="can-i-re-use-my-existing-private-key">
+      <h3 id="can-i-reuse-my-existing-private-key">
         
         
-          Can I re-use my existing private key? <a href="#can-i-re-use-my-existing-private-key" class="anchor"></a>
+          Can I reuse my existing private key? <a href="#can-i-reuse-my-existing-private-key" class="anchor"></a>
         
         
       </h3>
@@ -705,7 +705,7 @@ E2E-encrypted messages with your communication partners.</li>
   <li>There are no immediate plans but some preliminary thoughts.</li>
   <li>There are 2-3 avenues for introducing a Delta Chat Web Client, but all are
 significant work. For now, we focus on getting stable releases into all
-appstores (Google Play/iOS/Windows/macOS/Linux repositories) as native apps.</li>
+app stores (Google Play/iOS/Windows/macOS/Linux repositories) as native apps.</li>
   <li>If you need a Web Client, because you are not allowed to install software on
 the computer you work with, you can use the portable Windows Desktop Client,
 or the AppImage for Linux. You can find them on
@@ -747,7 +747,7 @@ messages on all devices. If you have multiple devices and don’t turn it on, yo
 see only the messages from other people, and the messages you send from the
 current device.</p>
 
-<p>The copy is send to the Inbox, and then moved to the DeltaChat folder; it’s not
+<p>The copy is sent to the Inbox, and then moved to the DeltaChat folder; it’s not
 put into the “Sent” folder. Delta Chat <em>never</em> uploads anything to the Sent
 folder because this would mean uploading a message twice (once through SMTP,
 and once through IMAP to Sent folder).</p>
@@ -766,7 +766,7 @@ and once through IMAP to Sent folder).</p>
 mail program (like Thunderbird) next to your Delta Chat app, and want your MUA
 to participate in chat conversations.</p>
 
-<p>However, we recommend to use the Delta Chat Desktop Client; you can download it
+<p>However, we recommend using the Delta Chat Desktop Client; you can download it
 on <a href="https://get.delta.chat">get.delta.chat</a>. The option to watch the “Sent”
 folder might go away in the future. It was introduced at a time where there was
 no Delta Chat Desktop client available on all platforms.</p>
@@ -819,14 +819,14 @@ see <a href="https://providers.delta.chat">Provider Overview</a></li>
 there are cases where it takes longer but that is arguably true as well for
 any other messenger.</li>
   <li>Instant chatting works fast if both parties are actively using the app. It’s
-sometimes slower if the app is running in background.</li>
+sometimes slower if the app is running in the background.</li>
   <li>Receiving messages then can take minutes because both Android and iOS often
 stop Delta Chat from running in the background, and only wake it up
-occassionally. This artifical delay is usually worse on iOS than on Android.</li>
+occasionally. This artificial delay is usually worse on iOS than on Android.</li>
   <li>Note that Delta Chat doesn’t use Google Cloud Messaging (GCM) or the Apple
 Push Notification Service (APNS), because this leads to user tracking and
 central control which Delta Chat aims to avoid as much as feasible.</li>
-  <li>However, that Android and iOS kill apps running in the background is a
+  <li>However, Android and iOS kill apps running in the background is a
 problem for many legitimate apps. For more information, see
 <a href="https://dontkillmyapp.com/">dontkillmyapp.com</a>.</li>
 </ul>
diff --git a/assets/help/es/help.html b/assets/help/es/help.html
index b46ec4077..af38099bf 100644
--- a/assets/help/es/help.html
+++ b/assets/help/es/help.html
@@ -305,7 +305,7 @@ Estamos felices de recibir críticas que hagan la aplicación más segura para t
 
 <ul>
   <li>
-    <p>A verified group is a chat that gurantees safety against an active
+    <p>A verified group is a chat that guarantees safety against an active
 attacker.  All Messages in a verified chat view are e2e-encrypted, and
 members can join by scanning a “QR invite code”.  All members are thus 
 connected with each other through a chain of invites, which guarantee 
@@ -315,9 +315,9 @@ for the R&amp;D behind this feature.</p>
   </li>
   <li>
     <p>As of Dec 2019, a “verified group” remains an experimental feature.
-It is continously improved and many bugs have been fixed since the
+It is continuously improved and many bugs have been fixed since the
 original introduction in 2018.  However, there remain cases, especially 
-with large groups where inconsistencies can occure, or messages become 
+with large groups where inconsistencies can occur, or messages become 
 unreadable.  Early 2020 a security review is upcoming, and several new
 developments around qr-join protocols are taking place so chances
 are we remove the “experimental” label not too far in the future.</p>
@@ -365,7 +365,7 @@ aún puede escribir, pero ya no se le notifican nuevos mensajes.</p>
       </h3>
 
 <ul>
-  <li>A message shows double ticks after more than half the the recipients have
+  <li>A message shows double ticks after more than half of the recipients have
 seen the message on their display.</li>
   <li>Note that some recipients might have disabled read-receipts for
 privacy-reasons.</li>
@@ -418,8 +418,8 @@ Después de esto, todos los mensajes subsiguientes se cifran de extremo a extrem
 Si uno de los compañeros de chat usa una aplicación de correo electrónico que no soporta Autocrypt, los mensajes no se cifrarán hasta que una aplicación compatible con Autocrypt sea utilizada.</p>
   </li>
   <li>
-    <p>If you want to rather avoid end-to-end-encrypted e-mails by default, 
-use the corresponding Autocrypt setting in “Settings / Advanced settings”.</p>
+    <p>Si desea <em>desactivar</em> el cifrado de extremo a extremo,
+use la configuración correspondiente en “Ajustes / Avanzado”.</p>
   </li>
 </ul>
     
@@ -577,7 +577,7 @@ are not stored on a single central server. However, they are stored on the mail
 servers of the sender and the recipient of a message.</p>
   </li>
   <li>
-    <p>Each mail server currently know about who sent and who received a message by 
+    <p>Each mail server currently knows about who sent and who received a message by 
 inspecting the unencrypted To/Cc headers and thus determine which e-mail addresses
 are part of a group. Delta Chat itself could avoid unencrypted To/Cc headers quite 
 and always put them only into the encrypted section. See 
@@ -602,7 +602,7 @@ RFC</a>.</p>
 
 <ul>
   <li>
-    <p>Yes. The best way is to send an Autocrypt Setup Message from the other e-mail client. Look for something like <strong>Start Autocrypt Setup Transfer</strong> in the settings of the other client and follow the instructions shown there.</p>
+    <p>Si. La mejor manera es enviar un Mensaje de Configuración de Autocrypt desde el otro cliente de correo electrónico. Busca algo como <strong>Iniciar la Transferencia de la Configuración Autocrypt</strong> en la configuración del otro cliente y seguir las instrucciones que se muestren allí.</p>
   </li>
   <li>
     <p>Alternativamente, puede importar la clave manualmente en “Configuración avanzada / Administrar claves privadas”. Precaución: asegúrese de que la clave no esté protegida por una contraseña o elimine la contraseña de antemano.</p>
@@ -695,7 +695,7 @@ E2E-encrypted messages with your communication partners.</li>
   <li>There are no immediate plans but some preliminary thoughts.</li>
   <li>There are 2-3 avenues for introducing a Delta Chat Web Client, but all are
 significant work. For now, we focus on getting stable releases into all
-appstores (Google Play/iOS/Windows/macOS/Linux repositories) as native apps.</li>
+app stores (Google Play/iOS/Windows/macOS/Linux repositories) as native apps.</li>
   <li>If you need a Web Client, because you are not allowed to install software on
 the computer you work with, you can use the portable Windows Desktop Client,
 or the AppImage for Linux. You can find them on
@@ -747,7 +747,7 @@ or the AppImage for Linux. You can find them on
 programa de correo (como Thunderbird) a la vez que su aplicación Delta Chat, y desea que su MUA
 también participe en conversaciones de chat.</p>
 
-<p>However, we recommend to use the Delta Chat Desktop Client; you can download it
+<p>However, we recommend using the Delta Chat Desktop Client; you can download it
 on <a href="https://get.delta.chat">get.delta.chat</a>. The option to watch the “Sent”
 folder might go away in the future. It was introduced at a time where there was
 no Delta Chat Desktop client available on all platforms.</p>
@@ -797,14 +797,14 @@ Sin embargo, algunos proveedores necesitan opciones especiales para funcionar co
 there are cases where it takes longer but that is arguably true as well for
 any other messenger.</li>
   <li>Instant chatting works fast if both parties are actively using the app. It’s
-sometimes slower if the app is running in background.</li>
+sometimes slower if the app is running in the background.</li>
   <li>Receiving messages then can take minutes because both Android and iOS often
 stop Delta Chat from running in the background, and only wake it up
-occassionally. This artifical delay is usually worse on iOS than on Android.</li>
+occasionally. This artificial delay is usually worse on iOS than on Android.</li>
   <li>Note that Delta Chat doesn’t use Google Cloud Messaging (GCM) or the Apple
 Push Notification Service (APNS), because this leads to user tracking and
 central control which Delta Chat aims to avoid as much as feasible.</li>
-  <li>However, that Android and iOS kill apps running in the background is a
+  <li>However, Android and iOS kill apps running in the background is a
 problem for many legitimate apps. For more information, see
 <a href="https://dontkillmyapp.com/">dontkillmyapp.com</a>.</li>
 </ul>
@@ -818,15 +818,10 @@ problem for many legitimate apps. For more information, see
       </h3>
 
 <ul>
-  <li>Yes and No.</li>
-  <li>No, you can not use your Protonmail, Tutanota, or Criptext account with Delta
-Chat; they do not offer receiving mails via IMAP.</li>
-  <li>In any case you can use Delta Chat to send Messages to people who use
-Protonmail, Tutanota, or Criptext. Those messages will not be End-to-End
-encrypted, though. The End-to-End encryption those providers offer is only
-working inside their platforms, and not compatible with anyone outside.</li>
-  <li>Delta Chat can e2e-encrypt through any e-mail provider with any
-<a href="https://autocrypt.org/dev-status.html">Autocrypt-enabled e-mail app</a>.</li>
+  <li>Si y no.</li>
+  <li>No, no puede usar su cuenta de Protonmail, Tutanota o Criptext con Delta Chat; esos servicios no permiten recibir correos a través de IMAP.</li>
+  <li>En cualquier caso, puede usar Delta Chat para enviar mensajes a personas que usan Protonmail, Tutanota o Criptext. Sin embargo, esos mensajes no se cifrarán de extremo a extremo. El cifrado de extremo a extremo que ofrecen esos proveedores solo funciona dentro de sus plataformas y no es compatible con nadie externo.</li>
+  <li>Delta Chat puede encriptar e2e a través de cualquier proveedor de correo electrónico con cualquier <a href="aplicación de correo electrónico compatible con Autocrypt">https://autocrypt.org/dev-status.html</a>.</li>
 </ul>
     
       <h3 id="estoy-interesado-en-los-detalles-técnicos-pueden-decirme-más">
diff --git a/build.gradle b/build.gradle
index dba3bf0ed..678b5a323 100644
--- a/build.gradle
+++ b/build.gradle
@@ -89,7 +89,7 @@ android {
     }
 
     defaultConfig {
-        versionCode 587
+        versionCode 588
         versionName "1.10.5"
 
         applicationId "com.b44t.messenger"
diff --git a/docs/release-checklist.md b/docs/release-checklist.md
index 933cc55c8..30209deb8 100644
--- a/docs/release-checklist.md
+++ b/docs/release-checklist.md
@@ -2,11 +2,9 @@
 
 on the command-line:
 
-1. a) update core rust submodule, if needed:
-      $ ./tools/update-core.sh
-
-   b) make sure, `lto = true` is present in jni/deltachat-core-rust/Cargo.toml
-
+1. update core rust submodule, if needed:
+   $ ./tools/update-core.sh
+   and make sure, `lto=true` is present in jni/deltachat-core-rust/Cargo.toml.
    depending on how much you trust in rust, you might want to do a
    ./tools/clean-core.sh before building
 
@@ -27,7 +25,7 @@ this will take some time - meanwhile we're doing some housekeeping:
 
 in Android Studio:
 
-5. bump version in gradle.build,
+5. bump version in build.gradle,
    update _both_, versionCode and versionName
 
 6. if `./ndk-make.sh` from step 2. is finished successfully:
diff --git a/res/values-de/strings.xml b/res/values-de/strings.xml
index 7b4efc3c9..0cd441401 100644
--- a/res/values-de/strings.xml
+++ b/res/values-de/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">Archivieren</string>
     <string name="unarchive">Dearchivieren</string>
     <string name="mute">Stumm</string>
+    <string name="ephemeral_messages">Verschwindende Nachrichten</string>
     <string name="save">Speichern</string>
     <string name="chat">Chat</string>
     <string name="media">Medien</string>
@@ -219,6 +220,7 @@
         <item quantity="other">%d Nachrichten lokal und vom Server löschen?</item>
     </plurals>
     <string name="ask_forward">Nachricht weiterleiten an %1$s?</string>
+    <string name="ask_forward_multiple">Nachrichten an %1$d Chats weiterleiten?</string>
     <string name="ask_export_attachment">Anlage exportieren? Das Exportieren von Anhängen ermöglicht es allen anderen Anwendungen auf Ihrem Gerät, auf diese zuzugreifen.\n\nFortfahren? </string>
     <string name="ask_block_contact">Diesen Kontakt blockieren? Sie werden keine Nachrichten mehr von diesem Kontakt erhalten.</string>
     <string name="ask_unblock_contact">Diesen Kontakt nicht mehr blockieren? Nachrichten von diesem Kontakt werden dann wieder angezeigt.</string>
@@ -365,6 +367,9 @@ Einige Anbieter platzieren zusätzliche Informationen im Posteingang, die Sie z.
     <!-- share and forward messages -->
     <!-- Translators: Title shown above a chat/contact list; the user selects the recipient of the messages he wants to forward to -->
     <string name="forward_to">Weiterleiten an ...</string>
+    <string name="share_multiple_attachments">%1$d Dateien an den ausgewählten Chat senden?\n\nDie Dateien werden unverändert in ihrer Originalgröße gesendet, z.B. werden Bilder und Videos nicht neu codiert.</string>
+    <string name="share_multiple_attachments_multiple_chats">%1$d Datei(en) an %2$d Chats senden?\n\nDie Dateien werden unverändert in ihrer Originalgröße gesendet, z.B. werden Bilder und Videos nicht neu codiert.</string>
+    <string name="share_text_multiple_chats">Den folgenden Text an %1$d Chats senden?\n\n\"%2$s\"</string>
     <string name="share_abort">Teilen aufgrund fehlender Berechtigungen abgebrochen.</string>
 
 
@@ -474,7 +479,11 @@ Einige Anbieter platzieren zusätzliche Informationen im Posteingang, die Sie z.
     <!-- disabling "Reliable service" will hide a the maybe annoying permanent-notification with the drawback that new-message-notifications get potentially unreliable -->
     <string name="pref_reliable_service">Zuverlässige Hintergrundverbindung</string>
     <string name="pref_reliable_service_explain">Erfordert immer sichtbaren Hinweis</string>
+    <string name="ephemeral_dialog_title">Gelesene Nachrichten löschen</string>
+
+
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Alte Nachrichten löschen</string>
     <string name="autodel_title">Nachrichten automatisch löschen</string>
     <string name="autodel_title_short">Automatisch löschen</string>
     <string name="autodel_device_title">Nachrichten vom Gerät löschen</string>
@@ -525,6 +534,19 @@ Einige Anbieter platzieren zusätzliche Informationen im Posteingang, die Sie z.
     <string name="systemmsg_action_by_me">%1$s von mir.</string>
     <!-- Translators: %1$s will be replaced by sth. as "member xy added" (trailing full-stop removed). %2$s will be replaced by the name/addr of the person who did this action. -->
     <string name="systemmsg_action_by_user">%1$s von %2$s.</string>
+    <string name="systemmsg_unknown_sender_for_chat">Absender ist für diesen Chat unbekannt. Siehe \"Info\" für weitere Details,</string>
+    <string name="systemmsg_subject_for_new_contact">Nachricht von %1$s</string>
+    <string name="systemmsg_failed_sending_to">Nachricht senden an %1$s fehlgeschlagen.</string>
+
+    <string name="systemmsg_ephemeral_timer_disabled">Verschwindende Nachrichten deaktiviert.</string>
+    <string name="systemmsg_ephemeral_timer_enabled">Ablaufzeit verschwindender Nachrichten auf %1$s s festgelegt.</string>
+    <string name="systemmsg_ephemeral_timer_minute">Ablaufzeit verschwindender Nachrichten auf 1 Minute festgelegt.</string>
+    <string name="systemmsg_ephemeral_timer_hour">Ablaufzeit verschwindender Nachrichten auf 1 Stunde festgelegt.</string>
+    <string name="systemmsg_ephemeral_timer_day">Ablaufzeit verschwindender Nachrichten auf 1 Tag festgelegt.</string>
+    <string name="systemmsg_ephemeral_timer_week">Ablaufzeit verschwindender Nachrichten auf 1 Woche festgelegt.</string>
+    <string name="systemmsg_ephemeral_timer_four_weeks">Ablaufzeit verschwindender Nachrichten auf 4 Wochen festgelegt.</string>
+
+
     <!-- screen lock -->
     <string name="screenlock_title">Bildschirmsperre</string>
     <string name="screenlock_explain">Zugriff sichern mittels Android-Bildschirmsperre oder Fingerabdruck. Um vorherige Inhalte zu verbergen, bitte außerdem \"Bildschirmsicherheit\" aktivieren.</string>
diff --git a/res/values-eu/strings.xml b/res/values-eu/strings.xml
index a3f74f5ba..79d320177 100644
--- a/res/values-eu/strings.xml
+++ b/res/values-eu/strings.xml
@@ -470,7 +470,6 @@
     <!-- disabling "Reliable service" will hide a the maybe annoying permanent-notification with the drawback that new-message-notifications get potentially unreliable -->
     <string name="pref_reliable_service">Bigarren planoko konexio egonkorra</string>
     <string name="pref_reliable_service_explain">Etengabeko jakinarazpena eskatzen du</string>
-    <!-- automatically delete message -->
     <string name="autodel_title">Automatikoki ezabatu mezuak</string>
     <string name="autodel_title_short">Automatikoki ezabatu</string>
     <string name="autodel_device_title">Ezabatu mezuak gailutik</string>
diff --git a/res/values-fa/strings.xml b/res/values-fa/strings.xml
index d2899117f..a2b764614 100644
--- a/res/values-fa/strings.xml
+++ b/res/values-fa/strings.xml
@@ -468,7 +468,6 @@
     <string name="pref_background_default_color">رنگ پیش‌فرض</string>
     <string name="pref_background_custom_image">تصویر ترجیحی</string>
     <string name="pref_background_custom_color">رنگ ترجیحی</string>
-    <!-- automatically delete message -->
     <string name="autodel_title">پاک کردن خودکار پیام‌ها</string>
     <string name="autodel_title_short">پاک کردن خودکار</string>
     <string name="autodel_device_title">پاک کردن پیام‌ها از دستگاه</string>
diff --git a/res/values-gl/strings.xml b/res/values-gl/strings.xml
index 9d5bf3d4b..f4995650d 100644
--- a/res/values-gl/strings.xml
+++ b/res/values-gl/strings.xml
@@ -472,7 +472,6 @@
     <!-- disabling "Reliable service" will hide a the maybe annoying permanent-notification with the drawback that new-message-notifications get potentially unreliable -->
     <string name="pref_reliable_service">Conexión estable en segundo plano</string>
     <string name="pref_reliable_service_explain">Require unha notificación permanente</string>
-    <!-- automatically delete message -->
     <string name="autodel_title">Borrado automático</string>
     <string name="autodel_title_short">Borrar automáticamente</string>
     <string name="autodel_device_title">Borrar mensaxes do dispositivo</string>
diff --git a/res/values-it/strings.xml b/res/values-it/strings.xml
index c2fbec041..a3a02e239 100644
--- a/res/values-it/strings.xml
+++ b/res/values-it/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">Archivia</string>
     <string name="unarchive">Ripristina</string>
     <string name="mute">Silenzia</string>
+    <string name="ephemeral_messages">Messaggi che scompaiono</string>
     <string name="save">Salva</string>
     <string name="chat">Chat</string>
     <string name="media">Media</string>
@@ -480,6 +481,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Elimina i vecchi messaggi</string>
     <string name="autodel_title">Auto eliminazione dei messaggi</string>
     <string name="autodel_title_short">Auto-eliminazione</string>
     <string name="autodel_device_title">Elimina messaggi dal dispositivo</string>
@@ -534,13 +536,13 @@
     <string name="systemmsg_subject_for_new_contact">Messaggio da %1$s</string>
     <string name="systemmsg_failed_sending_to">Impossibile inviare il messaggio a %1$s.</string>
 
-    <string name="systemmsg_ephemeral_timer_disabled">Il timer di eliminazione dei messaggi è disabilitato.</string>
-    <string name="systemmsg_ephemeral_timer_enabled">Il timer di eliminazione dei messaggi è impostato su %1$s s.</string>
-    <string name="systemmsg_ephemeral_timer_minute">Il timer di eliminazione dei messaggi è impostato su 1 minuto.</string>
-    <string name="systemmsg_ephemeral_timer_hour">Il timer di eliminazione dei messaggi è impostato su 1 ora.</string>
-    <string name="systemmsg_ephemeral_timer_day">Il timer di eliminazione dei messaggi è impostato su 1 giorno.</string>
-    <string name="systemmsg_ephemeral_timer_week">Il timer di eliminazione dei messaggi è impostato su 1 settimana.</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">Il timer di eliminazione dei messaggi è impostato su 4 settimane.</string>
+    <string name="systemmsg_ephemeral_timer_disabled">Timer scomparsa messaggi disabilitato.</string>
+    <string name="systemmsg_ephemeral_timer_enabled">Il timer per la scomparsa dei messaggi è impostato su %1$s s.</string>
+    <string name="systemmsg_ephemeral_timer_minute">Il timer per la scomparsa dei messaggi è impostato su 1 minuto.</string>
+    <string name="systemmsg_ephemeral_timer_hour">Il timer per la scomparsa dei messaggi è impostato su 1 ora.</string>
+    <string name="systemmsg_ephemeral_timer_day">Il timer per la scomparsa dei messaggi è impostato su 1 giorno.</string>
+    <string name="systemmsg_ephemeral_timer_week">Il timer per la scomparsa dei messaggi è impostato su 1 settimana.</string>
+    <string name="systemmsg_ephemeral_timer_four_weeks">Il timer per la scomparsa dei messaggi è impostato su 4 settimane.</string>
 
 
     <!-- screen lock -->
diff --git a/res/values-lt/strings.xml b/res/values-lt/strings.xml
index 4a90c4919..0f7c3ff26 100644
--- a/res/values-lt/strings.xml
+++ b/res/values-lt/strings.xml
@@ -477,15 +477,6 @@
     <string name="systemmsg_read_receipt_body">Tai yra pranešimas apie žinutės \"%1$s\" skaitymą.\n\nTai reiškia, kad žinutė buvo atvaizduota gavėjo įrenginyje, tačiau neužtikrina, kad jos turinys buvo perskaitytas.</string>
     <string name="systemmsg_cannot_decrypt">Nepavyksta iššifruoti šios žinutės.\n\n• Galima, tiesiog, atsakyti į šią žinutę ir paprašyti siuntėjo dar kartą išsiųsti šią žinutę.\n\n• Tuo atveju, jeigu iš naujo įdiegėte Delta Chat ar kitą el. pašto programą šiame ar kitame įrenginyje, jūs galite pageidauti išsiųsti Autocrypt sąrankos žinutę iš to įrenginio.</string>
     <string name="systemmsg_subject_for_new_contact">Žinutė nuo %1$s</string>
-    <string name="systemmsg_ephemeral_timer_disabled">Žinučių ištrynimo laikmatis yra išjungtas.</string>
-    <string name="systemmsg_ephemeral_timer_enabled">Žinučių ištrynimo laikmatis yra nustatytas į %1$s sek.</string>
-    <string name="systemmsg_ephemeral_timer_minute">Žinučių ištrynimo laikmatis yra nustatytas į 1 minutę.</string>
-    <string name="systemmsg_ephemeral_timer_hour">Žinučių ištrynimo laikmatis yra nustatytas į 1 valandą.</string>
-    <string name="systemmsg_ephemeral_timer_day">Žinučių ištrynimo laikmatis yra nustatytas į 1 dieną.</string>
-    <string name="systemmsg_ephemeral_timer_week">Žinučių ištrynimo laikmatis yra nustatytas į 1 savaitę.</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">Žinučių ištrynimo laikmatis yra nustatytas į 4 savaites.</string>
-
-
     <!-- screen lock -->
     <string name="screenlock_title">Ekrano užraktas</string>
     <string name="screenlock_authentication_failed">Tapatybės nustatymas nepavyko.</string>
diff --git a/res/values-nl/strings.xml b/res/values-nl/strings.xml
index 35138e630..971b81185 100644
--- a/res/values-nl/strings.xml
+++ b/res/values-nl/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">Archiveren</string>
     <string name="unarchive">De-archiveren</string>
     <string name="mute">Dempen</string>
+    <string name="ephemeral_messages">Verdwijnende berichten</string>
     <string name="save">Opslaan</string>
     <string name="chat">Gesprek</string>
     <string name="media">Media</string>
@@ -480,6 +481,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Oude berichten verwijderen</string>
     <string name="autodel_title">Berichten automatisch verwijderen</string>
     <string name="autodel_title_short">Automatisch verwijderen</string>
     <string name="autodel_device_title">Berichten verwijderen van apparaat</string>
@@ -534,13 +536,13 @@
     <string name="systemmsg_subject_for_new_contact">Bericht van %1$s</string>
     <string name="systemmsg_failed_sending_to">Het bericht kan niet worden verstuurd aan %1$s.</string>
 
-    <string name="systemmsg_ephemeral_timer_disabled">De tijdklok omtrent berichtverwijdering is uitgeschakeld.</string>
-    <string name="systemmsg_ephemeral_timer_enabled">De tijdklok omtrent berichtverwijdering is ingesteld op %1$s seconden.</string>
-    <string name="systemmsg_ephemeral_timer_minute">De tijdklok omtrent berichtverwijdering is ingesteld op 1 minuut.</string>
-    <string name="systemmsg_ephemeral_timer_hour">De tijdklok omtrent berichtverwijdering is ingesteld op 1 uur.</string>
-    <string name="systemmsg_ephemeral_timer_day">De tijdklok omtrent berichtverwijdering is ingesteld op 1 dag.</string>
-    <string name="systemmsg_ephemeral_timer_week">De tijdklok omtrent berichtverwijdering is ingesteld op 1 week.</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">De tijdklok omtrent berichtverwijdering is ingesteld op 4 weken.</string>
+    <string name="systemmsg_ephemeral_timer_disabled">De tijdklok van verdwijnende berichten is uitgeschakeld.</string>
+    <string name="systemmsg_ephemeral_timer_enabled">De tijdklok van verdwijnende berichten is ingesteld op %1$s sec.</string>
+    <string name="systemmsg_ephemeral_timer_minute">De tijdklop van verdwijnende berichten is ingesteld op 1 minuut.</string>
+    <string name="systemmsg_ephemeral_timer_hour">De tijdklok van verdwijnende berichten is ingesteld op 1 uur.</string>
+    <string name="systemmsg_ephemeral_timer_day">De tijdklok van verdwijnende berichten is ingesteld op 1 dag.</string>
+    <string name="systemmsg_ephemeral_timer_week">De tijdklok van verdwijnende berichten is ingesteld op 1 week.</string>
+    <string name="systemmsg_ephemeral_timer_four_weeks">De tijdklok van verdwijnende berichten is ingesteld op 4 weken.</string>
 
 
     <!-- screen lock -->
diff --git a/res/values-pl/strings.xml b/res/values-pl/strings.xml
index 136d284ff..f79bf8097 100644
--- a/res/values-pl/strings.xml
+++ b/res/values-pl/strings.xml
@@ -489,7 +489,6 @@
     <!-- disabling "Reliable service" will hide a the maybe annoying permanent-notification with the drawback that new-message-notifications get potentially unreliable -->
     <string name="pref_reliable_service">Niezawodne połączenie w tle</string>
     <string name="pref_reliable_service_explain">Wymaga stałego powiadomienia</string>
-    <!-- automatically delete message -->
     <string name="autodel_title">Automatyczne usuwanie wiadomości</string>
     <string name="autodel_title_short">Automatyczne usuwanie</string>
     <string name="autodel_device_title">Usuwanie wiadomości z urządzenia</string>
diff --git a/res/values-ru/strings.xml b/res/values-ru/strings.xml
index ffe0da632..fda12ed6e 100644
--- a/res/values-ru/strings.xml
+++ b/res/values-ru/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">В архив</string>
     <string name="unarchive">Из архива</string>
     <string name="mute">Отключить уведомления</string>
+    <string name="ephemeral_messages">Исчезающие сообщения</string>
     <string name="save">Сохранить</string>
     <string name="chat">Чат</string>
     <string name="media">Медиафайлы</string>
@@ -502,6 +503,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Удалять старые сообщения</string>
     <string name="autodel_title">Автоматическое удаление сообщений</string>
     <string name="autodel_title_short">Автоматическое удаление</string>
     <string name="autodel_device_title">Удалять сообщения с устройства</string>
@@ -556,13 +558,13 @@
     <string name="systemmsg_subject_for_new_contact">Сообщение от %1$s</string>
     <string name="systemmsg_failed_sending_to">Не удалось отправить сообщение %1$s.</string>
 
-    <string name="systemmsg_ephemeral_timer_disabled">Таймер удаления сообщений отключён.</string>
-    <string name="systemmsg_ephemeral_timer_enabled">Таймер удаления сообщений установлен на %1$s с.</string>
-    <string name="systemmsg_ephemeral_timer_minute">Таймер удаления сообщений установлен на 1 минуту.</string>
-    <string name="systemmsg_ephemeral_timer_hour">Таймер удаления сообщений установлен на 1 час.</string>
-    <string name="systemmsg_ephemeral_timer_day">Таймер удаления сообщений установлен на 1 день.</string>
-    <string name="systemmsg_ephemeral_timer_week">Таймер удаления сообщений установлен на 1 неделю.</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">Таймер удаления сообщений установлен на 4 недели.</string>
+    <string name="systemmsg_ephemeral_timer_disabled">Таймер исчезающих сообщений отключен.</string>
+    <string name="systemmsg_ephemeral_timer_enabled">Таймер исчезающих сообщений установлен на %1$s с.</string>
+    <string name="systemmsg_ephemeral_timer_minute">Таймер исчезающих сообщений установлен на 1 минуту.</string>
+    <string name="systemmsg_ephemeral_timer_hour">Таймер исчезающих сообщений установлен на 1 час.</string>
+    <string name="systemmsg_ephemeral_timer_day">Таймер исчезающих сообщений установлен на 1 день.</string>
+    <string name="systemmsg_ephemeral_timer_week">Таймер исчезающих сообщений установлен на 1 неделю.</string>
+    <string name="systemmsg_ephemeral_timer_four_weeks">Таймер исчезающих сообщений установлен на 4 недели.</string>
 
 
     <!-- screen lock -->
diff --git a/res/values-sc/strings.xml b/res/values-sc/strings.xml
index 680431c3b..3ca32144c 100644
--- a/res/values-sc/strings.xml
+++ b/res/values-sc/strings.xml
@@ -468,7 +468,6 @@
     <!-- disabling "Reliable service" will hide a the maybe annoying permanent-notification with the drawback that new-message-notifications get potentially unreliable -->
     <string name="pref_reliable_service">Connessione de isfundu de fide</string>
     <string name="pref_reliable_service_explain">Tenet bisòngiu de una notìfica permanente</string>
-    <!-- automatically delete message -->
     <string name="autodel_title">Iscantzella sos messàgios automaticamente</string>
     <string name="autodel_title_short">Iscantzella automaticamente</string>
     <string name="autodel_device_title">Iscantzella sos messàgios dae su dispositivu</string>
diff --git a/res/values-sq/strings.xml b/res/values-sq/strings.xml
index 699688e36..fc1f05ae6 100644
--- a/res/values-sq/strings.xml
+++ b/res/values-sq/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">Arkivoje</string>
     <string name="unarchive">Çarkivoje</string>
     <string name="mute">Heshtoje</string>
+    <string name="ephemeral_messages">Mesazhe që zhduken</string>
     <string name="save">Ruaje</string>
     <string name="chat">Fjalosje</string>
     <string name="media">Media</string>
@@ -479,6 +480,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Fshiji mesazhet e vjetër</string>
     <string name="autodel_title">Vetëfshi mesazhe</string>
     <string name="autodel_title_short">Vetëfshi</string>
     <string name="autodel_device_title">Fshini mesazhe prej pajisjes</string>
@@ -533,13 +535,13 @@
     <string name="systemmsg_subject_for_new_contact">Mesazh nga %1$s</string>
     <string name="systemmsg_failed_sending_to">S’u arrit të dërgohej mesazh te %1$s.</string>
 
-    <string name="systemmsg_ephemeral_timer_disabled">Kohëmatësi i fshirjes së mesazheve është i çaktivizuar.</string>
-    <string name="systemmsg_ephemeral_timer_enabled">Kohëmatësi i fshirjes së mesazheve është vënë në %1$s s.</string>
-    <string name="systemmsg_ephemeral_timer_minute">Kohëmatësi i fshirjes së mesazheve është vënë në 1 minutë.</string>
-    <string name="systemmsg_ephemeral_timer_hour">Kohëmatësi i fshirjes së mesazheve është vënë në 1 orë.</string>
-    <string name="systemmsg_ephemeral_timer_day">Kohëmatësi i fshirjes së mesazheve është vënë në 1 ditë.</string>
-    <string name="systemmsg_ephemeral_timer_week">Kohëmatësi i fshirjes së mesazheve është vënë në 1 javë.</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">Kohëmatësi i fshirjes së mesazheve është vënë në 4 javë.</string>
+    <string name="systemmsg_ephemeral_timer_disabled">Kohëmatësi për mesazhe që zhduken është i çaktivizuar.</string>
+    <string name="systemmsg_ephemeral_timer_enabled">Kohëmatësi i zhdukjes së mesazheve është vënë në %1$s s.</string>
+    <string name="systemmsg_ephemeral_timer_minute">Kohëmatësi për mesazhe që zhduken është vënë në 1 minutë.</string>
+    <string name="systemmsg_ephemeral_timer_hour">Kohëmatësi për mesazhe që zhduken është vënë në 1 orë.</string>
+    <string name="systemmsg_ephemeral_timer_day">Kohëmatësi për mesazhe që zhduken është vënë në 1 ditë.</string>
+    <string name="systemmsg_ephemeral_timer_week">Kohëmatësi për mesazhe që zhduken është vënë në 1 javë.</string>
+    <string name="systemmsg_ephemeral_timer_four_weeks">Kohëmatësi për mesazhe që zhduken është vënë në 4 javë.</string>
 
 
     <!-- screen lock -->
diff --git a/res/values-sv/strings.xml b/res/values-sv/strings.xml
index dc7380cd4..8045eb079 100644
--- a/res/values-sv/strings.xml
+++ b/res/values-sv/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">Arkiv</string>
     <string name="unarchive">Avarkivera</string>
     <string name="mute">Tyst</string>
+    <string name="ephemeral_messages">Försvinnande meddelanden</string>
     <string name="save">Spara</string>
     <string name="chat">Chatt</string>
     <string name="media">Media</string>
@@ -480,6 +481,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Ta bort gamla meddelanden</string>
     <string name="autodel_title">Ta bort meddelanden automatiskt</string>
     <string name="autodel_title_short">Ta bort automatiskt</string>
     <string name="autodel_device_title">Ta bort meddelanden från enheten</string>
diff --git a/res/values-tr/strings.xml b/res/values-tr/strings.xml
index 153152da8..6691ae8c6 100644
--- a/res/values-tr/strings.xml
+++ b/res/values-tr/strings.xml
@@ -25,6 +25,7 @@
     <string name="archive">Arşivle</string>
     <string name="unarchive">Arşivleme</string>
     <string name="mute">Sessize al</string>
+    <string name="ephemeral_messages">Kaybolan iletiler</string>
     <string name="save">Kaydet</string>
     <string name="chat">Sohbet</string>
     <string name="media">Ortam</string>
@@ -480,6 +481,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">Eski iletileri sil</string>
     <string name="autodel_title">İletileri otomatik sil</string>
     <string name="autodel_title_short">Otomatik sil</string>
     <string name="autodel_device_title">İletileri aygıttan sil</string>
@@ -534,13 +536,13 @@
     <string name="systemmsg_subject_for_new_contact">Şundan ileti: %1$s</string>
     <string name="systemmsg_failed_sending_to">%1$s alıcısına ileti gönderme başarısız.</string>
 
-    <string name="systemmsg_ephemeral_timer_disabled">İleti silme zamanlayıcısı etkisiz.</string>
-    <string name="systemmsg_ephemeral_timer_enabled">İleti silme zamanlayıcısı ayarlı: %1$s.</string>
-    <string name="systemmsg_ephemeral_timer_minute">İleti silme zamanlayıcısı 1 dakikaya ayarlı.</string>
-    <string name="systemmsg_ephemeral_timer_hour">İleti silme zamanlayıcısı 1 saate ayarlı.</string>
-    <string name="systemmsg_ephemeral_timer_day">İleti silme zamanlayıcısı 1 güne ayarlı.</string>
-    <string name="systemmsg_ephemeral_timer_week">İleti silme zamanlayıcısı 1 haftaya ayarlı.</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">İleti silme zamanlayıcısı 4 haftaya ayarlı.</string>
+    <string name="systemmsg_ephemeral_timer_disabled">Kaybolan iletiler zamanlayıcısı etkisizleştirildi.</string>
+    <string name="systemmsg_ephemeral_timer_enabled">Kaybolan iletiler zamanlayıcısı %1$s s\'ye ayarlandı.</string>
+    <string name="systemmsg_ephemeral_timer_minute">Kaybolan iletiler zamanlayıcısı 1 dakikaya ayarlandı.</string>
+    <string name="systemmsg_ephemeral_timer_hour">Kaybolan iletiler zamanlayıcısı 1 saate ayarlandı.</string>
+    <string name="systemmsg_ephemeral_timer_day">Kaybolan iletiler zamanlayıcısı 1 güne ayarlandı.</string>
+    <string name="systemmsg_ephemeral_timer_week">Kaybolan iletiler zamanlayıcısı 1 haftaya ayarlandı.</string>
+    <string name="systemmsg_ephemeral_timer_four_weeks">Kaybolan iletiler zamanlayıcısı 4 haftaya ayarlandı.</string>
 
 
     <!-- screen lock -->
diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index 3a0dc38e1..86a554b0e 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -469,6 +469,7 @@
 
 
     <!-- automatically delete message -->
+    <string name="delete_old_messages">删除旧消息</string>
     <string name="autodel_title">自动删除消息</string>
     <string name="autodel_title_short">自动删除</string>
     <string name="autodel_device_title">从设备删除消息</string>
@@ -523,15 +524,6 @@
     <string name="systemmsg_subject_for_new_contact">来自 %1$s 的消息</string>
     <string name="systemmsg_failed_sending_to">发送消息给 %1$s 失败。</string>
 
-    <string name="systemmsg_ephemeral_timer_disabled">消息删除定时器已禁用。</string>
-    <string name="systemmsg_ephemeral_timer_enabled">消息删除定时器被设置为 %1$s 秒。</string>
-    <string name="systemmsg_ephemeral_timer_minute">消息删除定时器被设置为 1 分钟。</string>
-    <string name="systemmsg_ephemeral_timer_hour">消息删除定时器被设置为 1 小时。</string>
-    <string name="systemmsg_ephemeral_timer_day">消息删除定时器被设置为 1 天。</string>
-    <string name="systemmsg_ephemeral_timer_week">消息删除定时器被设置为 1 周。</string>
-    <string name="systemmsg_ephemeral_timer_four_weeks">消息删除定时器被设置为 4 周。</string>
-
-
     <!-- screen lock -->
     <string name="screenlock_title">屏幕锁定</string>
     <string name="screenlock_explain">使用 Android 屏幕锁定或指纹锁定访问权限;要避免出现之前的内容，请同时启用“屏幕安全”。</string>