This manual is for setting up authentication by telephone (voice) using a computer and telephone.
■ Open ‘Security Info’ in your computer browser.
1. Access the following URL
https://mysignins.microsoft.com/security-info
2.Sign in with your ‘MG mail address’.

3. Click on ‘+Add sign-in method’.

4. Click on ‘Phone’.

5.The “Phone” settings dialog box appears.
a) Select “Japan”
b) Enter your phone number (without hyphen)
c) Click on ‘Call me’.
Enter the above and click “Next”.

*Microsoft is calling you. (No charge for this call.)

■ Check this call.
6.Answer this call.
Listen to instructions, press the requested key to validate your phone.

7.Confirm “Your phone was registered successfully”.
- Click on ‘Done’.

8.A phone will be added to the security info.

9.Confirm the above screen and close the browser.
Operation Check
- Launch “Private Window” in the browser
- Access “Security Info”. ※Paste the URL”https://mysignins.microsoft.com/security-info” into your browser.URL
*When the “Authentication Passed” state continues, authentication is not requested and the browser’s private window is used.
- Click ‘I can’t use my Microsoft Authenticator app right now’.
- Select ‘Call…’
- Authenticate by call
- Check “Security Info” and close the browser
‘I can’t use my Microsoft Authenticator app right now”

⇒
Select ‘Call…’

⇒
Authenticate by call

Published: 12/18/2024