Hi,
If it is a UWP app for windows store, you could check Guidance for Windows App Certification in UWP for more details.
https://learn.microsoft.com/en-us/windows/uwp/debug-test-perf/windows-app-certification-kit
Also note:Certification for Win32 desktop apps is deprecated. Instead, submit files here:
https://www.microsoft.com/en-us/wdsi/filesubmission/
Reference link:
Certify your desktop application
https://learn.microsoft.com/zh-cn/windows/win32/win_cert/windows-certification-portal
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Thanks,
Jenny