Forge Installer Not Opening

[OracularSpy]

I'm having a similar problem. I cant get the files
 

forge-1.12.2-14.23.5.2854-universal.jar

forge-1.12.2-14.23.5.2854-installer.jar

to work or even open.

Task manager shows no instance of Java running after opening them. Am i doing something wrong?

attempts:
Reinstall Java

Run jar's multiple times

Use Windows' "Open With" function and selecting java.exe

Use Windows' "Open With" function and selecting javaw.exe

Download from direct links using the little I
I generally cant get any version to work without the installer-win.exe installation to work

The latest version that i can even run/use is 2847, which isnt on aternos, which is why i need help