Turn on 2-step sign-in for Microsoft
1 min readUpdated Oct 2026Business and Microsoft 365
Five minutes with the Authenticator app and a stolen password stops being enough.
- 1Install Microsoft Authenticator on your phone.
- 2On a computer, go to account.microsoft.com › Security › Advanced security options › Add a new way to sign in and pick the app.
- 3Scan the code, approve the test prompt, and save the recovery code somewhere that is not your email.
- 4For a work account, your company admin can require this for everyone from the business panel.
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