Thanks everybody, I tried everything here but in my case, I'm always getting "missing libcc_s_seh-1.dll"
Renaming:
libgcc_arch_lib
to:
missing libcc_s_seh-1.dll
made the "c:\Program Files\qemu-ga\qemu-ga.exe" -s vss-install work, but proxmox doesn't recognize it.
....
In the end, the final...