00:00You can delete an old phone number from your Facebook account by navigating to the Account
00:03Center in your app or browser settings. Step-by-step instructions, mobile app and browser.
00:08Open Facebook and tap your menu, profile icon Homburger menu in the top right or bottom right
00:13onto mobile layouts. Tap Settings and Privacy, then tap Settings. In the Account Center section,
00:19tap See More in Account Center or simply Account Center. Select Personal Details. Tap Contact Info.
00:25Tap on the old phone number you wish to remove. Do it. Tap Delete Number, then tap Delete to confirm.
00:32If prompted, re-enter your Facebook password and tap Continue. Important notes to keep in mind.
00:37Requirement for a Backup. Facebook typically requires you to have at least one valid contact
00:41method such as another phone number or a verified email address tied to your account before it will
00:46let you delete the last remaining number. Two-Factor Authentication 2FA. If your old phone number is
00:52currently being used for SMS two-factor authentication, you must disable or switch your 2FA method to an
00:57Authenticator app or security key before you can delete the number. And that's the full picture.
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