This is a problem with self-signup for people using @un email addresses.
If you do not receive a code to sign in with your @u email address, please see below.
I did not receive a code when signing in to Microsoft 365

Please check the following：

• If you set up mail forwarding, check the destination mailbox and the forwarding settings are correct.
• Check your spam folder.
• If you are using Outlook, check the “Other” tab next to the “Focused” tab.

If you do not receive the code after checking these factors, there may have been a problem in Microsoft system when you signed up. Please sign up again the next day.
Please note that if you repeatedly click the resend confirmation code button, the system may lock for 24 hours. If so, please leave it for more than a day and try to sign up again.

This is a problem with self-signup for people using @un email addresses.
If you do not receive a code to sign in with your @u email address, please see below.
I did not receive a code when signing in to Microsoft 365

Please check the following：

• If you set up mail forwarding, check the destination mailbox and the forwarding settings are correct.
• Check your spam folder.
• If you are using Outlook, check the “Other” tab next to the “Focused” tab.

If you do not receive the code after checking these factors, there may have been a problem in Microsoft system when you signed up. Please sign up again the next day.
Please note that if you repeatedly click the resend confirmation code button, the system may lock for 24 hours. If so, please leave it for more than a day and try to sign up again.