Screen lock
On your phone, you can utilize WhatsApp screen lock as an extra security feature. When enabled, the application can only be unlocked using fingerprint technology. The application remains functional even when it is locked.
Turn on screen lock:
- Open WhatsApp and tap on Settings.
- Scroll to the bottom and tap on the fingerprint lock.
- Turn on unlocking the fingerprint.
- Touch the fingerprint sensor.
- You can also choose to change the duration before being asked for fingerprint authentication by simply tapping.
Note: If you want to see a preview of the message text within new message notifications, turn on Show content in notifications.
If you want to turn on screen lock for web WhatsApp, then watch this video:
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In WhatsApp web:
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