Turn it on
1
Start
Go to Settings → Your sign-in. Under Two-factor sign-in, choose Turn on and enter Your password.
2
Scan the code
Scan the QR code with your authenticator app. If you cannot scan it, type the key shown under Cannot scan? Enter this key instead.
3
Confirm
Enter the Six-digit code the app shows and choose Turn on. Two-factor sign-in is not on until this code is accepted.
4
Save your backup codes
You are shown 10 backup codes. Each signs you in once if you lose your phone. Save them somewhere safe now: they are not shown again. Choose I have saved them.
Signing in
After your password, enter the six-digit code from your app.- I do not have my phone: use a backup code lets you enter one of your backup codes instead. Each works once.
- Trust this browser for 30 days skips the code on that browser for a month. Only use it on a computer that is yours.