Hello, Sergiu!
Welcome to Microsoft’s Community.
We understand you are unable to login to Enterprise Skills Initiative: Welcome (microsoft.com).
We would recommend for you to contact ESI Support Team by signing in using your work account for assistance.
Please click this link and submit a ticket for immediate support.
While creating a ticket, please provide the following information below:
In case you keep facing issues when logging in into ESI, you could also send an email to techskillssupport@microsoft.com and request assistance as well.
Make sure to include all the details of the error you are seeing.
Bear in mind that you have reached the Microsoft Certification Program which only handles general inquiries about Exams and Certifications that are being taken from the Learning Site and queries about the Certification Profiles. Should you need further assistance please let us know.
We hope this information is accurate to solve your request.
If no response is received, we will close and lock the case in the next business day.
Kind regards,