Can't login to any microsoft products - authenticator app shows a code - but unable to verify the account...

Based on the description, the Microsoft Authenticator prompt is appearing, but the sign-in cannot be completed. This aligns with the "Authentication did not complete" behavior.

Try the following steps in order:

1. Ensure the Authenticator app is unlocked
   • Open Microsoft Authenticator on the device.
   • If the app is protected by PIN/biometrics, unlock it first.
   • Then try the sign-in again so the approval/entry box can appear correctly.
2. Check notification settings
   • Make sure notifications are enabled for Microsoft Authenticator on the device.
   • Disable “silent” or minimized notifications so prompts are visible.
   • Also check SMS messages in case a code was sent silently.
3. Update the Authenticator app
   • Install the latest version of Microsoft Authenticator from the official store, as outdated versions can cause sign-in failures.
4. Check network connectivity
   • Ensure the device has a working internet connection.
   • If on Wi‑Fi, switch to mobile data (or vice versa) and retry the sign-in.
5. Verify device date and time
   • On the device, enable automatic date and time, or manually correct them if inaccurate.
6. If credentials are forgotten
   • If sign-in also fails due to incorrect password, use the official reset flow:
     • Reset your password

If these steps do not resolve the issue and no alternative verification method (SMS, email, backup codes) is available, contact Microsoft support using the sign-in helper or support options for further assistance.

References:

• Troubleshoot problems with Microsoft Authenticator