Open the security or login settings for the account you want to protect and look for two-factor authentication, multifactor authentication, or sign-in verification. Then choose the second factor you want to use.
An authenticator app or security key is generally stronger than SMS, though text codes are better than nothing. After setup, save recovery codes somewhere safe in case you lose the device.
Once it is on, test a login from another device so you know the setup works before you need it for real.
Sources
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🧊 Passwords and Account Security — What the New Rules Mean for You
Passwords aren't going away overnight, but the rules just changed — longer minimums, no more forced password changes, and a new standard called passkeys that could finally kill the login page as we know it.
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