The best way for me to install steam was sudo apt install steam-installer
will catch pretty much everything dependency wise. If I remember right, playing off an NTFS disk does cause issues. You could also try changing up proton, if you search the store for proton plus and install a recent GE version it might fix the issue if it’s a say a proprietary encoding issue.
There’s more to intelligence than acedemics or upper middleclass hobbies. If I had to boil it down it comes to problem solving.