Never mind. Just found in the FAQ that the installer tries to spawn an elevated
child instead of using the manifest. So in "setup-x86_64.exe -B" the "-B"
switch does the trick.
On 31.08.2021 18:38, ilya Basin wrote:
> Hi.
> I noticed that despite having:
>
>
>
> in setup-x86_64.exe the UAC prompt is not bypassed and when I click Cancel
> the program is not started.
>
> Previously I used the same binary to install Cygwin for "Just me" on a host
> where regular users are simply not allowed to trigger a UAC prompt.
>
> I have downloaded some other software installers and they work as intended:
>
> cf7_installer.exe
> Git-2.33.0-64-bit.exe
> pgadmin4-5.6-x64.exe
>
> The following env var also failed:
>
> set __COMPAT_LAYER=RunAsInvoker
>
> Then I tried to un-UPX and remove the manifest with ResHacker and I also
> renamed "setup-x86_64.exe" to "putes-x86_64.exe" because I heard that UAC
> looks for keyword in .exe name without a manifest, but the resulting binary
> still triggers the UAC.
>
>
> Reproducible on:
> Windows 10 20-H2 build 19042.746
> Windows 7 sp1 buld 7601
>
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