Boost your Facebook and Instagram security in 2025 with two-factor authentication—learn how to set it up, manage devices, and protect your accounts now ...

First, download the Microsoft Authenticator app, which is available for iOS and Android, and log in. Select the Security tab, ...

First, turn on two-factor authentication for the account. You'll get a QR code or setup key. Next, open the Google Authenticator app and tap the plus sign. Record the 2FA code/key. Whenever you're ...

For accounts locked due to policy issues, you may need to submit an appeal. Go to the Help Center and fill out the appeal ...

Choose to receive the two-factor authentication codes by text message or automated phone call. When you tap Next, Apple sends a verification code to the phone number you provided.

How Turning on Two-Factor Authentication Works Two-factor authentication, which can be abbreviated as “2FA,” is offered by most major online accounts these days.

How to Add an Account to Google Authenticator You need two things: Google's authenticator app and a code from the account you want to add to the app (Facebook, Amazon, your bank, etc.).