As a result, it will be as if the application was never installed on your PC. The Uninstall feature in CCleaner is easy to use, listing all apps on your PC. Just select what you want to remove, and your job is done. Once you remove the game, reinstall it, and your problem should...
If stutters disappears during mouse/keyboard movements, good job! (55fps cap should looks like perfect 55Hz on a VRR display) Most cheap gaming monitors at least supports FreeSync 48Hz-75Hz, so 55fps is a good cheap office debugging / QA department standard, because many testers are issued...