Facebook needs to be verified after if you do Two-factor verification to protect your account. Two-factor verification is an extra protection layer that protects your account from scammers and fraud. When you enabled Two-factor verification then you need to enter a code to access your Facebook account. But sometimes the code generator doesn’t send you code so you can search Facebook authentication code generator. Open your Facebook account and go to “Settings & Privacy” and click on the code generator. After that, you have to wait for a while to get the code.
Share