2-step verification provides you additional security for whatsapp
1.Open the WhatsApp app on your phone.
2.Tap the three dots in the upper-right corner.
- Tap Settings
- Tap Account.
- Tap Two-step verification.
7.Enter your custom PIN.
- Re-enter your custom PIN.
10.Enter your email address.
- Re-enter your email address.
Since your 2-step verification is enabled successfully.