How to lock private chats on WhatsApp: keep your conversations safe

Open WhatsApp and go to the chat you want to secure.

Tap on the contact or group name at the top.

Scroll down and select Archive Chat to hide it temporarily.

Enable Fingerprint Lock or Face ID in WhatsApp Settings > Privacy.

Use the Screen Lock feature to add an extra layer of protection.

For extra privacy, turn on Hide Notifications for that chat.

Avoid sharing your phone with others to keep chats safe.

Use third-party app lockers to lock WhatsApp or specific chats if needed.