Help Fix My Discord Error

someone please help me. few weeks ago idk what happen to my pc, because when i open discord it says "you dont have permission" and when i try to uninstall, the same thing happen. and then i try to delete by myself by deleteing through the appdata and localappdata. and then when i try to install again, it says this

How to solve Discord Setup error "installation has failed" in Windows 10 - YouTube

i tried that, and then this happens

then i looked up how to fix discord cant find desktop core

(22) Discord "Cannot Find Module Discord Desktop Core" - DANSK TUTORIAL - YouTube

i tried that, and then this happen again

its keeps me in a loop