Originally Posted by coryfrans
Hi, and thanks,
But I think I found a solution. I think this might work for everybody. (If their profile has admin privileges but still doesn't work, or if they get a general error like in the pic I posted.)
Open 'My Computer' and on your windows drive (usually C) 'right-click' on 'ProgramData' and in the dropdown menu, click 'Take ownership'.
After doing this, I could install Livestream Procaster, 20.3.0, 20.3.4, and 20.3.7beta all installed/worked now.