Apart from this, whenever a message comes from the chat or group chat that has been locked, neither will it appear in the private nor will the notification know anything about it. Everything will be saved in your 'locked chats' folder.
Regarding the feature, Whastapp says that it is very useful for those who sometimes have to give their phone to their family members or friends etc. The feature will benefit at the time when your phone is in someone else's hand and then only your private message comes on the phone.
Let us now tell you how to lock the chat without delay. However, keep in mind that your Whatsapp should be on the latest version. If you have not updated WhatsApp for a long time, check update at your app store once.
How to Lock Whatsapp Chat?
- First open WhatsApp and go to the personal or group chat you want to lock.
- Tap in the name near the profile photo of chat or group.
- Now scroll down, where you will see the 'Chat Lock' option. Tap on it.
- Now turn on this option. After doing this, WhatsApp will ask you to verify fingerprint.

- Now a folder named Locked Chats will come on the home page of WhatsApp.
- All the chats you locked will be in this folder and you have to use the fingerprint to open the folder.
How to Unlock Whatsapp Chat?
- Go to Locked Chats Folder to Allow to chat and choose the chat that is to be unlocked.
- Now tap in the name of the same chat as before and select the Chat Lock option by scrolling below.

- Here you have to turn back the option on the ongoing option.
- By doing this, she will come out of the chat locked folder.
Note:-
Calls coming from the personal numbers or group chats you lock will not be locked. Your WhatsApp is a link to the second devices, for example- on the desktop, then the chats will not be locked there. The user whose chats you lock will not be known.