Speed Up Your PC | Clear Prefetch Files in Windows In this quick tutorial, I’ll show you how to improve your computer’s performance by clearing the Prefetch folder in Windows! Steps: Press Windows R to open the Run dialog box. Type prefetch and press Enter. If prompted, click Continue. Press Ctrl A to select all files. Press Delete to remove all the prefetch data. Why do this? Prefetch files help Windows load programs faster, but over time, they can pile up and slow your system down. Deleting th