Unable to load WinTun for Windows 7 unsign error

[never-afk]

according official wintun https://www.wintun.net/ info,dll has already signed.

Wintun is distributed as a simple ZIP archive containing signed DLLs for AMD64, X86, ARM64, and ARM32, along with the wintun.h header file for applications. Note that the below signed DLLs are the only supported way of distributing Wintun. The prebuilt signed DLLs are released under a more permissive license than GPL 2.0, included in the ZIP archive.

But i got this:

[imgk]

Can you test WireGuard? If you get an error too, I think it is an issue with WinTun. I have no Windows 7 machine to test.

https://github.com/WireGuard/wireguard-go

I remember that Windows 7 does not support SHA256 algorithm natively, and you need to install additional support.

https://support.microsoft.com/en-us/topic/2019-sha-2-code-signing-support-requirement-for-windows-and-wsus-64d1c82d-31ee-c273-3930-69a4cde8e64f

https://stackoverflow.com/questions/49901600/sha256-signed-drivers-not-working-in-win7-64-bit

https://nvidia.custhelp.com/app/answers/detail/a_id/5002/~/driver-installation-issues-on-windows-7

[Deleted user]

That's a SHA256 bug.
I fixed it!
Awesome