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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 ...

“Something you have” is your phone. An authenticator app merely confirms that you have your phone. In years past, a texted code was enough to confirm that you did, indeed, have your phone. Even though ...