You can change your Gmail theme setting to make it easier to view messages on your mobile device. You can use the dark theme setting to save your battery life.
Tip: This feature is only available on Android devices version Q or later.
Change your theme setting
You can choose between dark, light, or your device’s default theme:
- On your Android phone or tablet, open the Gmail app .
- At the top left, tap Menu .
- Tap Settings General settings.
- Tap Theme.
- Choose Light, Dark, or System default.