diff --git a/plugins/dde-dock/translations/dde-dock_de_CH.ts b/plugins/dde-dock/translations/dde-dock_de_CH.ts
deleted file mode 100644
index 199651148..000000000
--- a/plugins/dde-dock/translations/dde-dock_de_CH.ts
+++ /dev/null
@@ -1,790 +0,0 @@
-
-
-
-
- AirplaneModeItem
-
- Airplane mode enabled
-
-
-
- Airplane mode disabled
-
-
-
- Disable
-
-
-
- Enable
-
-
-
- Airplane Mode
-
-
-
- Airplane mode settings
-
-
-
-
- AirplaneModePlugin
-
- Airplane Mode
-
-
-
-
- BluetoothAdapterItem
-
- My Devices
-
-
-
-
- BluetoothApplet
-
- Bluetooth settings
-
-
-
- Turned off
-
-
-
- Disable [Airplane Mode](#) first if you want to connect to a Bluetooth
-
-
-
-
- BluetoothItem
-
- Turn off
-
-
-
- Turn on
-
-
-
- Bluetooth settings
-
-
-
- %1 connected
-
-
-
- Connecting...
-
-
-
- Bluetooth
-
-
-
- Turned off
-
-
-
- Connected %1
-
-
-
- Not connected
-
-
-
- Off
-
-
-
-
- BluetoothPlugin
-
- Bluetooth
-
-
-
-
- BrightnessApplet
-
- Brightness
-
-
-
- Display settings
-
-
-
-
- BrightnessItem
-
- Display settings
-
-
-
-
- BrightnessPlugin
-
- Brightness
-
-
-
-
- CWeekWidget
-
- Sun
-
-
-
- Mon
-
-
-
- Tue
-
-
-
- Wed
-
-
-
- Thu
-
-
-
- Fri
-
-
-
- Sat
-
-
-
-
- DBusAdaptors
-
- Add keyboard layout
-
-
-
-
- DatetimePlugin
-
- Datetime
-
-
-
- 12-hour time
-
-
-
- 24-hour time
-
-
-
- Time settings
-
-
-
- Open the calendar
-
-
-
-
- DatetimeWidget
-
- Monday
-
-
-
- Tuesday
-
-
-
- Wednesday
-
-
-
- Thursday
-
-
-
- Friday
-
-
-
- Saturday
-
-
-
- Sunday
-
-
-
- monday
-
-
-
- tuesday
-
-
-
- wednesday
-
-
-
- thursday
-
-
-
- friday
-
-
-
- saturday
-
-
-
- sunday
-
-
-
-
- DeviceControlWidget
-
- Other Devices
-
-
-
-
- DndModeItem
-
- DND Mode
-
-
-
- DND mode settings
-
-
-
- Disable
-
-
-
- Enable
-
-
-
- DND mode enabled
-
-
-
- DND mode disabled
-
-
-
-
- DndModePlugin
-
- DND Mode
-
-
-
-
- EyeComfortModeItem
-
- Eye Comfort
-
-
-
- Eye comfort enabled
-
-
-
- Eye comfort disabled
-
-
-
- Display settings
-
-
-
- Eye comfort
-
-
-
- Theme
-
-
-
- On
-
-
-
- Off
-
-
-
- Light
-
-
-
- Dark
-
-
-
- Auto
-
-
-
- Disable eye comfort
-
-
-
- Enable eye comfort
-
-
-
- Display Settings
-
-
-
- Theme: Light
-
-
-
- Theme: Dark
-
-
-
- Theme: Auto
-
-
-
- Visual effect
-
-
-
-
- EyeComfortmodeApplet
-
- Light
-
-
-
- Dark
-
-
-
- Auto
-
-
-
- Theme
-
-
-
-
- NotificationPlugin
-
- No messages
-
-
-
- Notification settings
-
-
-
- Notifications
-
-
-
- Turn off DND mode
-
-
-
- Turn on DND mode
-
-
-
- Notification
-
-
-
-
- OnboardPlugin
-
- Onboard
-
-
-
- Settings
-
-
-
-
- PerformanceModeController
-
- High Performance
-
-
-
- Balanced
-
-
-
- Power Saver
-
-
-
- Balance Performance
-
-
-
-
- PowerApplet
-
- Power
-
-
-
-
- PowerPlugin
-
- Power settings
-
-
-
- Capacity %1, %2 min remaining
-
-
-
- Capacity %1, %2 hr %3 min remaining
-
-
-
- Charging %1, %2 min until full
-
-
-
- Charging %1, %2 hr %3 min until full
-
-
-
- Capacity %1
-
-
-
- Charging %1
-
-
-
- Capacity %1 ...
-
-
-
- Capacity %1, fully charged
-
-
-
- Capacity %1, not charging
-
-
-
- Battery
-
-
-
- Charging, calculating estimated charging time
-
-
-
- Calculating remaining usage time
-
-
-
- %1 min remaining
-
-
-
- %1 hr %2 min remaining
-
-
-
- Not charging
-
-
-
- Fully charged
-
-
-
- Charging, %1 min until full
-
-
-
- Charging, %1 hr %2 min until full
-
-
-
- Capacity %1, %2 hr remaining
-
-
-
- %1 hr remaining
-
-
-
- Charging %1, %2 hr until full
-
-
-
- Charging, %1 hr until full
-
-
-
-
- PowerStatusWidget
-
- Power settings
-
-
-
-
- QuickPanelWidget
-
- Music
-
-
-
- Unknown
-
-
-
-
- ShutdownPlugin
-
- Shut down
-
-
-
- Suspend
-
-
-
- Hibernate
-
-
-
- Lock
-
-
-
- Log out
-
-
-
- Power settings
-
-
-
- Reboot
-
-
-
- Update and Shut Down
-
-
-
- Update and Reboot
-
-
-
- Shut Down
-
-
-
- Switch user
-
-
-
-
- SidebarCalendarWidget
-
- Today
-
-
-
- Lunar
-
-
-
- y
-
-
-
- m
-
-
-
- d
-
-
-
- Monday
-
-
-
- Tuesday
-
-
-
- Wednesday
-
-
-
- Thursday
-
-
-
- Friday
-
-
-
- Saturday
-
-
-
- Sunday
-
-
-
- Jan
-
-
-
- Feb
-
-
-
- Mar
-
-
-
- Apr
-
-
-
- May
-
-
-
- Jun
-
-
-
- Jul
-
-
-
- Aug
-
-
-
- Sept
-
-
-
- Oct
-
-
-
- Nov
-
-
-
- Dec
-
-
-
- Open the calendar
-
-
-
- monday
-
-
-
- tuesday
-
-
-
- wednesday
-
-
-
- thursday
-
-
-
- friday
-
-
-
- saturday
-
-
-
- sunday
-
-
-
-
- SoundApplet
-
- Volume
-
-
-
- Output
-
-
-
- Sound settings
-
-
-
-
- SoundPlugin
-
- Sound
-
-
-
-
- SoundView
-
- Unmute
-
-
-
- Mute
-
-
-
- Sound settings
-
-
-
- No output devices
-
-
-
- Volume %1
-
-
-
-
diff --git a/plugins/dde-dock/translations/dde-dock_de_DE.ts b/plugins/dde-dock/translations/dde-dock_de_DE.ts
deleted file mode 100644
index 1d52ee006..000000000
--- a/plugins/dde-dock/translations/dde-dock_de_DE.ts
+++ /dev/null
@@ -1,788 +0,0 @@
-
-
- AirplaneModeItem
-
- Airplane mode enabled
- Flugmodus aktiviert
-
-
- Airplane mode disabled
- Flugmodus deaktiviert
-
-
- Disable
- Deaktivieren
-
-
- Enable
- Deaktivieren
-
-
- Airplane Mode
- Flugmodus
-
-
- Airplane mode settings
- Flugmodus-Einstellungen
-
-
-
- AirplaneModePlugin
-
- Airplane Mode
- Flugmodus
-
-
-
- BluetoothAdapterItem
-
- My Devices
- Meine Geräte
-
-
-
- BluetoothApplet
-
- Bluetooth settings
- Bluetooth-Einstellungen
-
-
- Turned off
- Ausgeschaltet
-
-
- Disable [Airplane Mode](#) first if you want to connect to a Bluetooth
- Zuerst den [Flugmodus](#) ausschalten, wenn Sie sich über Bluetooth verbinden wollen
-
-
-
- BluetoothItem
-
- Turn off
- Ausschalten
-
-
- Turn on
- Einschalten
-
-
- Bluetooth settings
- Bluetooth-Einstellungen
-
-
- %1 connected
- %1 verbunden
-
-
- Connecting...
- Verbinden...
-
-
- Bluetooth
- Bluetooth
-
-
- Turned off
- Ausgeschaltet
-
-
- Connected %1
- Verbunden %1
-
-
- Not connected
- Nicht verbunden
-
-
- Off
- Aus
-
-
-
- BluetoothPlugin
-
- Bluetooth
- Bluetooth
-
-
-
- BrightnessApplet
-
- Brightness
- Helligkeit
-
-
- Display settings
- Anzeige-Einstellungen
-
-
-
- BrightnessItem
-
- Display settings
- Anzeige-Einstellungen
-
-
-
- BrightnessPlugin
-
- Brightness
- Helligkeit
-
-
-
- CWeekWidget
-
- Sun
- Son
-
-
- Mon
- on
-
-
- Tue
- Die
-
-
- Wed
- Mit
-
-
- Thu
- Don
-
-
- Fri
- Fre
-
-
- Sat
- Sam
-
-
-
- DBusAdaptors
-
- Add keyboard layout
- Füge Tastatur-Layout hinzu
-
-
-
- DatetimePlugin
-
- Datetime
- Datum
-
-
- 12-hour time
- 12-Stunden-Zeit
-
-
- 24-hour time
- 24-Stunden-Zeit
-
-
- Time settings
- Zeit-Einstellungen
-
-
- Open the calendar
- Kalender öffnen
-
-
-
- DatetimeWidget
-
- Monday
- Montag
-
-
- Tuesday
- Dienstag
-
-
- Wednesday
- Mittwoch
-
-
- Thursday
- Donnerstag
-
-
- Friday
- Freitag
-
-
- Saturday
- Samstag
-
-
- Sunday
- Sonntag
-
-
- monday
- Montag
-
-
- tuesday
- Dienstag
-
-
- wednesday
- Mittwoch
-
-
- thursday
- Donnerstag
-
-
- friday
- Freitag
-
-
- saturday
- Samstag
-
-
- sunday
- Sonntag
-
-
-
- DeviceControlWidget
-
- Other Devices
- Andere Geräte
-
-
-
- DndModeItem
-
- DND Mode
- Nicht-Stören-Modus
-
-
- DND mode settings
- Nicht-Stören-Modus-Einstellungen
-
-
- Disable
- Deaktivieren
-
-
- Enable
- Aktivieren
-
-
- DND mode enabled
- Nicht-Stören-Modus aktiviert
-
-
- DND mode disabled
- Nicht-Stören-Modus deaktiviert
-
-
-
- DndModePlugin
-
- DND Mode
- Nicht-Stören-Modus
-
-
-
- EyeComfortModeItem
-
- Eye Comfort
- Augenschonung
-
-
- Eye comfort enabled
- Augen-schonen aktiviert
-
-
- Eye comfort disabled
- Augen-schonen deaktiviert
-
-
- Display settings
- Anzeige-Einstellungen
-
-
- Eye comfort
- Augenschonung
-
-
- Theme
- Design
-
-
- On
- An
-
-
- Off
- Aus
-
-
- Light
- Hell
-
-
- Dark
- Dunkel
-
-
- Auto
- Auto
-
-
- Disable eye comfort
- Augenschonen abwählen
-
-
- Enable eye comfort
- Augenschonen
-
-
- Display Settings
- Anzeige-Einstellungen
-
-
- Theme: Light
- Design: hell
-
-
- Theme: Dark
- Design: Dunkel
-
-
- Theme: Auto
- Design: Auto
-
-
- Visual effect
- Nachtmodus
-
-
-
- EyeComfortmodeApplet
-
- Light
- Hell
-
-
- Dark
- Dunkel
-
-
- Auto
- Auto
-
-
- Theme
- Design
-
-
-
- NotificationPlugin
-
- No messages
- Keine Nachricht
-
-
- Notification settings
- Mitteilungs-Einstellungen
-
-
- Notifications
- Benachrichtigungen
-
-
- Turn off DND mode
- Nicht-Stören-Modus ausschalten
-
-
- Turn on DND mode
- Nicht-Stören-Modus einschalten
-
-
- Notification
- Benachrichtigung
-
-
-
- OnboardPlugin
-
- Onboard
- Bildschirmtastatur
-
-
- Settings
- Einstellungen
-
-
-
- PerformanceModeController
-
- High Performance
- Volle Rechenpower
-
-
- Balanced
- Ausgeglichen
-
-
- Power Saver
- Energiesparen
-
-
- Balance Performance
- Ausgeglichene Leistung
-
-
-
- PowerApplet
-
- Power
- Energie
-
-
-
- PowerPlugin
-
- Power settings
- Energie-Einstellungen
-
-
- Capacity %1, %2 min remaining
- Kapazität %1, %2 Min. verbleiben
-
-
- Capacity %1, %2 hr %3 min remaining
- Kapazität %1, %2 Std %3 Min. verbleiben.
-
-
- Charging %1, %2 min until full
- Lädt %1, %2 Min. bis voll geladen
-
-
- Charging %1, %2 hr %3 min until full
- Lädt %1, %2 Std %3 Min bis voll geladen
-
-
- Capacity %1
- Kapazität %1
-
-
- Charging %1
- Lädt %1
-
-
- Capacity %1 ...
- Kapazität %1 ...
-
-
- Capacity %1, fully charged
- Kapazität %1, voll geladen
-
-
- Capacity %1, not charging
- Kapazität %1, lädt nicht
-
-
- Battery
- Akku
-
-
- Charging, calculating estimated charging time
- Lädt, geschätzte Ladedauer wird berechnet
-
-
- Calculating remaining usage time
- Verbleibende Nutzungsdauer wird berechnet
-
-
- %1 min remaining
- %1 Min verbleiben
-
-
- %1 hr %2 min remaining
- %1 Std %2 Min verbleiben
-
-
- Not charging
- Lädt nicht
-
-
- Fully charged
- Voll geladen
-
-
- Charging, %1 min until full
- Lädt, %1 Min bis voll geladen
-
-
- Charging, %1 hr %2 min until full
- Lädt %1 Std %2 Min. bis voll geladen
-
-
- Capacity %1, %2 hr remaining
- Kapazität %1, %2 Std. verbleiben
-
-
- %1 hr remaining
- %1 Std verbleibend
-
-
- Charging %1, %2 hr until full
- Lädt %1, %2 Std. bis voll geladen
-
-
- Charging, %1 hr until full
- Lädt, %1 Std bis voll geladen
-
-
-
- PowerStatusWidget
-
- Power settings
- Energie-Einstellungen
-
-
-
- QuickPanelWidget
-
- Music
- Musik
-
-
- Unknown
- Unbekannt
-
-
-
- ShutdownPlugin
-
- Shut down
- Herunterfahren
-
-
- Suspend
- Bereitschaft
-
-
- Hibernate
- Ruhezustand
-
-
- Lock
- Sperren
-
-
- Log out
- Abmelden
-
-
- Power settings
- Energieeinstellungen
-
-
- Reboot
- Neustart
-
-
- Update and Shut Down
- Aktualisieren und herunterfahren
-
-
- Update and Reboot
- Aktualisieren und neustarten
-
-
- Shut Down
- Herunterfahren
-
-
- Switch user
- Benutzer wechseln
-
-
-
- SidebarCalendarWidget
-
- Today
- Heute
-
-
- Lunar
- Lunar
-
-
- y
- J
-
-
- m
- M
-
-
- d
- T
-
-
- Monday
- Montag
-
-
- Tuesday
- Dienstag
-
-
- Wednesday
- Mittwoch
-
-
- Thursday
- Donnerstag
-
-
- Friday
- Freitag
-
-
- Saturday
- Samstag
-
-
- Sunday
- Sonntag
-
-
- Jan
- Jan
-
-
- Feb
- Feb
-
-
- Mar
- Mär
-
-
- Apr
- Apr
-
-
- May
- Mai
-
-
- Jun
- Juni
-
-
- Jul
- Juli
-
-
- Aug
- Aug
-
-
- Sept
- Sept
-
-
- Oct
- Okt
-
-
- Nov
- Nov
-
-
- Dec
- Dez
-
-
- Open the calendar
- Kalender öffnen
-
-
- monday
- Montag
-
-
- tuesday
- Dienstag
-
-
- wednesday
- Mittwoch
-
-
- thursday
- Donnerstag
-
-
- friday
- Freitag
-
-
- saturday
- Samstag
-
-
- sunday
- Sonntag
-
-
-
- SoundApplet
-
- Volume
- Lautstärke
-
-
- Output
- Ausgang
-
-
- Sound settings
- Toneinstellungen
-
-
-
- SoundPlugin
-
- Sound
- Ton
-
-
-
- SoundView
-
- Unmute
- laut stellen
-
-
- Mute
- stummschalten
-
-
- Sound settings
- Toneinstellungen
-
-
- No output devices
- Keine Ausgabegeräte
-
-
- Volume %1
- Lautstärke %1
-
-
-
\ No newline at end of file
diff --git a/plugins/dde-network-display-ui/plugins/dock-wirelesscasting-plugin/translations/dock-wirelesscasting-plugin_de_CH.ts b/plugins/dde-network-display-ui/plugins/dock-wirelesscasting-plugin/translations/dock-wirelesscasting-plugin_de_CH.ts
deleted file mode 100644
index e4e1e9095..000000000
--- a/plugins/dde-network-display-ui/plugins/dock-wirelesscasting-plugin/translations/dock-wirelesscasting-plugin_de_CH.ts
+++ /dev/null
@@ -1,117 +0,0 @@
-
-
- MonitorItemWidget
-
-
- Connecting
-
-
-
-
- Cancel
-
-
-
-
- dde::wirelesscasting::StatePanel
-
-
- Disconnect
-
-
-
-
-
- No available casting wireless monitors found
-
-
-
-
- Successfully cast the screen to %1
-
-
-
-
- The wireless card doesn't support this feature, and cannot cast the screen to a wireless monitor
-
-
-
-
- You need to enable wireless network to cast the screen to a wireless monitor
-
-
-
-
- dde::wirelesscasting::WirelessCastingApplet
-
-
- Wireless Casting
-
-
-
-
- Multiple Display options
-
-
-
-
- Display settings
-
-
-
-
- Duplicate
-
-
-
-
- Extend
-
-
-
-
- Only on %1
-
-
-
-
- dde::wirelesscasting::WirelessCastingItem
-
-
-
- Multiple services started
-
-
-
-
-
- Connecting
-
-
-
-
-
-
- Not connected
-
-
-
-
- Multiple Displays
-
-
-
-
- Display settings
-
-
-
-
- dde::wirelesscasting::WirelessCastingPlugin
-
-
- Multiple Displays
-
-
-
-
\ No newline at end of file
diff --git a/plugins/dde-network-display-ui/plugins/dock-wirelesscasting-plugin/translations/dock-wirelesscasting-plugin_de_DE.ts b/plugins/dde-network-display-ui/plugins/dock-wirelesscasting-plugin/translations/dock-wirelesscasting-plugin_de_DE.ts
deleted file mode 100644
index 578c21815..000000000
--- a/plugins/dde-network-display-ui/plugins/dock-wirelesscasting-plugin/translations/dock-wirelesscasting-plugin_de_DE.ts
+++ /dev/null
@@ -1,117 +0,0 @@
-
-
- MonitorItemWidget
-
-
- Connecting
-
-
-
-
- Cancel
-
-
-
-
- dde::wirelesscasting::StatePanel
-
-
- Disconnect
-
-
-
-
-
- No available casting wireless monitors found
-
-
-
-
- Successfully cast the screen to %1
-
-
-
-
- The wireless card doesn't support this feature, and cannot cast the screen to a wireless monitor
-
-
-
-
- You need to enable wireless network to cast the screen to a wireless monitor
-
-
-
-
- dde::wirelesscasting::WirelessCastingApplet
-
-
- Wireless Casting
-
-
-
-
- Multiple Display options
-
-
-
-
- Display settings
-
-
-
-
- Duplicate
-
-
-
-
- Extend
-
-
-
-
- Only on %1
-
-
-
-
- dde::wirelesscasting::WirelessCastingItem
-
-
-
- Multiple services started
-
-
-
-
-
- Connecting
-
-
-
-
-
-
- Not connected
-
-
-
-
- Multiple Displays
-
-
-
-
- Display settings
-
-
-
-
- dde::wirelesscasting::WirelessCastingPlugin
-
-
- Multiple Displays
-
-
-
-
\ No newline at end of file
diff --git a/src/loader/translations/trayplugin-loader_de_DE.ts b/src/loader/translations/trayplugin-loader_de_DE.ts
deleted file mode 100644
index 1100620be..000000000
--- a/src/loader/translations/trayplugin-loader_de_DE.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-
-
- PluginItem
-
-
- Remove from dock
- Aus dem Dock entfernen
-
-
-
- QuickPluginItem
-
-
- Remove from dock
- Aus dem Dock entfernen
-
-
-
- Pin to dock
- Ans Dock anpinnen
-
-
-
\ No newline at end of file