WhatsApp is a messaging app with over 1 billion active users. It’s one of the most popular apps on both Android and iOS devices. If your phone is lost or stolen, you can delete your WhatsApp account. To delete your WhatsApp account:

  1. Open the WhatsApp app on your phone.
  2. Tap on the three lines in the top left corner of the screen.
  3. Select Settings from the menu that appears.
  4. Under Account and Security, tap on Delete Account.
  5. Enter your phone number and tap Delete Account again to confirm your decision. ..