http://gothub.nowhevi57f4lxxd6db43miewcsgtovakbh6v5f52ci7csc2yjzy5rnid.onion/tonsky/FiraCode/wiki/IntelliJ-products-instructions
In details you should: Install unlocker Open cmd.exe as admin (press the Windows key, type cmd and right click on the result to run it as admin) subst q: c:\windows\fonts , replace q with any other letter if you already have a unit with that name Open unlocker from the start menu, Start Unlocker Select any file named FiraCode-Regular_**.ttf from the q unit, select Delete and press Unlock all (you could also try simply closing the applications if you can)...