Hello Default_20250620-5,
Good morning. Thank you for reaching out. We'd like to help you!
We understand your concern, and we’d like to offer the following suggestions that may help resolve the issue. Please try signing back into your original account and review the points below:
- To activate the E5 developer sandbox in the Microsoft 365 Developer Program, you need to meet certain eligibility criteria: Microsoft 365 Developer Program FAQ | Microsoft Learn.
- Please ensure that you have met all the requirements specified by Microsoft for accessing the E5 developer sandbox. If you believe you meet the criteria and are still facing issues, you can reach out to Microsoft Developer Support for further assistance: Contact Us - Developer Support.
You can also request to check your E5 subscription issue via: Call Microsoft Support: For additional assistance, use this link to find the appropriate contact number: Customer service phone numbers - Microsoft Support
Additionally, please ensure that you are signed in after accessing the page and refresh the browser to enable full access to all available features.
As forum moderators, we don’t have access to the detailed system needed to troubleshoot this effectively due to privacy and security constraints. We recommend contacting Microsoft’s support team directly, as they are best equipped to address and resolve this type of issue efficiently.
We hope this information is helpful and appreciate your understanding. Please feel free to reply below if you have any update or further concern.
If none of the above solutions work, let me know for further investigation. Please note that our initial response does not always resolve the issue immediately. However, with your help and more detailed information, we can work together to find a solution.
If you think my reply is helpful to you, please kindly remember to mark it as an answer.
Greatly appreciate for your patience and understanding.
Best regards,
Jade - MSFT | Microsoft Community Support Specialist