I completed course but the URL code is not pasted it showing your username and URL does not matching can you help me

The error about the username and URL not matching usually means the profile or account information on the learning platform does not line up with the data expected for the URL or trophy/completion being claimed.

Based on similar issues:

1. Open the Microsoft Learn profile and go to the trophies or achievements section.
2. For the specific course or trophy, verify that each required step is marked as completed on the Microsoft Learn side (not just on the external site). If any step shows as incomplete, open it and complete/submit it again from Microsoft Learn.
3. Make sure the same Microsoft account is linked to the external learning site (for example, freeCodeCamp or another LMS) and that the IDs/usernames match what the integration expects.
4. If the profile name or characters in the name were recently changed, ensure the profile saves correctly and does not show validation errors.

If all steps show as completed in Microsoft Learn and the same account is linked, but the error persists, raise the issue in the Microsoft Learn support/Q&A area so the technical team can check the account mapping and completion data.

References:

• Foundational C# Course Trophy Error: It appears that the Microsoft user [name] has not earned this trophy. - Microsoft Q&A