A free program from Microsoft that provides developers with the tools, resources, and sandbox environments needed to build solutions for Microsoft 365.
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Thank you for reaching out to the Microsoft Q&A Forum and for sharing your experience.
I understand how frustrating this situation must be, especially after trying multiple steps on your end, and I truly appreciate your patience.
As the Q&A Assist response outlined, eligibility for the Microsoft 365 Developer Program sandbox subscription is currently limited and determined automatically by Microsoft’s backend system. At this time, sandbox access is generally available to users associated with one of the following:
-Active Visual Studio Professional or Enterprise subscription holders
-ISV Success Program Members
-AI Cloud Partner Program Participants
-Premier or Unified Support Plan Members
If you’re using a personal account, please note that it must be linked to an active Visual Studio Professional/Enterprise subscription or be part of one of the supported partner programs listed above.
As a forum moderator, we do not have access to the internal systems required to investigate individual account issues due to privacy and security constraints. However, we recommend reviewing the Microsoft 365 Developer Program FAQ, which provides detailed eligibility criteria and helpful guidance.
If you believe you're eligible but still encountering issues, you can submit a support ticket through the Developer Program | Microsoft 365 Dev Center > Support for further assistance.
Please note that this portal is a paid ticket and access is subject to certain conditions, you can read more at: Services Hub sign in FAQs | Microsoft Learn.
Thank you again for your understanding.
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