However, some users report that it will lead to File Explorer slow Windows 10. Disable Cortana Using Registry EditorĬortana is a useful feature on Windows 10 that helps you find the wanted programs and features quickly. How to fix Windows 10 File Explorer slow? You can try the following 6 methods one by one until the problem is resolved. However, it is very possible that you may encounter all kinds of problems related to it such as Windows 10 Explorer keeps crashing, exeplorer.exe system call failed and the one discussed here. Press Win + E Keys to Open File Explorerįile Explorer is a widely used application in Windows 10 that you can use it to copy, move and edit files.