HELP ME WITH SHELL HOST!!!!!! (Shellhost keeps flashing on my screen at random times on my screen. it tabs me out of my games and its so annoying!)

Whenever i play any game like minecraft , etc a black screen pops up for a millisecond and it tabs me out of my game and sometimes my apps. Like a black command prompt pops up for a second then closes. i have it recorded and it showed the directory to shellhost. i did sfc scannow and tried everything but still nothing is working out PLEASE HELP ME WITH SHELLHOST!!!!!!