1. Account protection
Open Settings → Account → Two-step verification, create a PIN and add a recovery email that the child cannot easily lose.
Practical safety guide
Set up WhatsApp more safely
2. Privacy
Review Last seen and online, Profile photo, About, Status, Groups and Calls. Use the most restrictive settings appropriate for the child.
3. Unknown contacts
Teach the child not to reply to suspicious messages, open unexpected links or share verification codes. Block and report harmful accounts.
Final check: confirm privacy, communication, account protection, content, purchases and reporting tools. Review settings again after major app or game updates.