diff --git a/pretixscan/app/src/main/res/values-ja/strings.xml b/pretixscan/app/src/main/res/values-ja/strings.xml
index b83285d0..37dfbe65 100644
--- a/pretixscan/app/src/main/res/values-ja/strings.xml
+++ b/pretixscan/app/src/main/res/values-ja/strings.xml
@@ -16,7 +16,7 @@
     <string name="error_unknown_exception">不明なエラーが発生しました</string>
     <string name="action_sync">いますぐ同期する</string>
     <string name="progress_syncing_first">イベントの設定をダウンロード中…</string>
-    <string name="progress_syncing">サーバと同期中…</string>
+    <string name="progress_syncing">サーバーと同期中…</string>
     <string name="progress_processing">処理中…</string>
     <string name="progress_registering">デバイスをサーバに登録中…</string>
     <string name="error_not_synchronized">デバイスは、サーバと正常に同期できませんでした</string>
@@ -45,7 +45,7 @@
     <plurals name="sync_status_time_days">
         <item quantity="other">%d 日前に同期済み</item>
     </plurals>
-    <string name="sync_status_now">直前に同期済み</string>
+    <string name="sync_status_now">たった今同期済み</string>
     <plurals name="sync_status_pending">
         <item quantity="other">保留中のアップロードが%d件</item>
     </plurals>
diff --git a/pretixscan/app/src/main/res/values-lb/strings.xml b/pretixscan/app/src/main/res/values-lb/strings.xml
new file mode 100644
index 00000000..284875ce
--- /dev/null
+++ b/pretixscan/app/src/main/res/values-lb/strings.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">pretixSCAN</string>
+    <string name="short_datetime_format">dd.MM HH:mm</string>
+    <string name="settings_label_about">Iwwert dës App</string>
+    <string name="title_activity_main">pretixSCAN</string>
+    <string name="yes">Jo</string>
+    <string name="progress_processing">Aktioun gëtt verschafft…</string>
+    <string name="action_label_settings">Astellungen</string>
+    <string name="action_search">Sichen</string>
+</resources>
diff --git a/pretixscan/app/src/main/res/values-pt-rBR/strings.xml b/pretixscan/app/src/main/res/values-pt-rBR/strings.xml
index b13c846b..be948c8f 100644
--- a/pretixscan/app/src/main/res/values-pt-rBR/strings.xml
+++ b/pretixscan/app/src/main/res/values-pt-rBR/strings.xml
@@ -158,4 +158,7 @@
     <string name="label_shop_inactive">Loja desativada</string>
     <string name="pin_protection">Proteção por PIN</string>
     <string name="settings_label_device_name">Nome do dispositivo</string>
+    <string name="headline_please_reinstall">Por favor, reinstale o pretixSCAN</string>
+    <string name="reinstall_text">Sua versão anterior do pretixSCAN é muito antiga e os dados locais não podem mais ser utilizados na versão atual.\n\nPor favor, limpe o armazenamento para o pretixSCAN ou exclua e reinstale a aplicação.</string>
+    <string name="reinstall_open_app_settings">Abrir configurações de App do Android</string>
 </resources>
diff --git a/pretixscan/app/src/main/res/values-ru/strings.xml b/pretixscan/app/src/main/res/values-ru/strings.xml
index a6b3daec..91892baa 100644
--- a/pretixscan/app/src/main/res/values-ru/strings.xml
+++ b/pretixscan/app/src/main/res/values-ru/strings.xml
@@ -1,2 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-<resources></resources>
\ No newline at end of file
+<resources>
+    <string name="app_name">pretixSCAN</string>
+</resources>