Recently, we needed to get a new Microsoft signature due to code modifications. However, after the signature was approved, the signed file failed to load properly, displaying an error code 0xc0000221.
How should I troubleshoot the cause of this issue? Is this a problem of Microsoft?
This isn't the first time we've applied for this signature. Everything worked fine previously. This issue only started occurring recently.
Given zero technical details all I can say is:
Using SignTool to Verify a File Signature - Win32 apps | Microsoft Learn