1. Open WhatsApp on your smartphone.
2. Tap on the three dots in the top-right corner.
3. Select Settings from the menu.
4. Go to Privacy.
5. Tap on Advanced.
6. Enable the following options:
• Block messages from unknown accounts
• Protect IP address in calls
• Disable link previews
That’s it! These settings will help improve your account’s security and reduce the risk of being hacked.