I've answered you what to do in another topic about not being able to run installers:
ZellSF wrote:Try closing all background processes before running the installer.
ZellSF wrote:Or if you have a newer Windows version just find the installer executable in task manager and click "Analyze wait chain" and just kill whatever process is holding it up.
ZellSF wrote:That's not from Microsoft, yes. There's a way to do the analyze wait chain thing in process explorer if your version of Windows' task manager does not support that option.
And your reply was the super-vague
Cobra! wrote:
And since you never detailed what part of my instructions you were having trouble following, I gave up on helping you.
Edit: Actually seems like Process Explorer can't do Analyze Wait Chain, at any rate:
https://www.google.com/search?q=analyze+wait+chain