Enable two-step verification to require a code (in addition to your password) any time a login attempt is made from a new device or browser. We’ll send you a text or call you with a new code that needs to be entered at sign in. The phone number we contact you with may be different each time.

  1. Sign in and go to your Account security page.
  2. Beside “Two-step verification,” click the Toggle button to turn it on Image of the toggle button set to the On position..
  3. Enter your mobile number.
  4. Click Send SMS or Call me to get a verification code.
  5. Enter the verification code, then click Verify.
  6. Click Create app passwords (if you access Yahoo Mail in third-party apps) or click Skip for now.