How to set up passcode on WhatsApp Chat Lock

Set up passcode to lock this chat WhatsApp


WhatsApp has many features, and one of the security features is Chat Lock, which enables users to lock chats by setting up a passcode. Users can turn on chat lock by long-pressing the chat. 

If Chat lock is not working on your device and showing an error message that says "Set up passcode to lock this Chat," it means you need to set a passcode on WhatsApp before locking chats. Use can use passcode to open chats and read notifications on your Android or iOS devices. Without a passcode, the Chat Lock feature will not work, and you won't be able to lock any of your chats. Here is a step-by-step guide on how to set up a passcode on WhatsApp when Chat Lock is not working.


Fix 'Set Up Passcode to Lock This Chat' on WhatsApp 


Set up passcode on WhatsApp for Chat lock

1. From your home screen, swipe up to open your device's menu, then tap on "Settings."

Set up passcode on WhatsApp for Chat lock

2. In the Settings menu, go to "Lock Screen and Security" option in your phone. For Samsung devices, this may be labeled as "Security and Privacy."

Set up passcode on WhatsApp for Chat lock

3. Within the Security and Privacy menu, find "Screen lock" option in your device.

Set up passcode on WhatsApp for Chat lock

4. Choose a new Screen lock method for your device (e.g., PIN, Password, Pattern, Biometric lock). Avoid using swipe lock due to its low security.

Set up passcode on WhatsApp for Chat lock


5. Done! Once the screen lock is set up properly, open WhatsApp to enable Chat lock. Your chats will be locked.

Set up passcode on WhatsApp for Chat lock

What to do if Chat Lock is not working?

If Chat Lock is not working on your Android phone and WhatsApp is still showing 'Set up passcode to lock this chat' message, you can try these solutions to fix this issue.

1. Update WhatsApp to the latest version.
2. If you are using an Android device, update the Android version to the latest. 
3. Reinstall WhatsApp after resetting your phone. 
4. Remove cache files from the app and try locking the chat again.

Consider buying a new Android phone with Android version 12 and above. WhatsApp may not work properly with all features on older smartphones and other supported devices. 
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