Superfetch is a Windows service that is intended to make your applications launch faster and improve your system respond speed. It does so by pre-loading programs you frequently use into RAM so that they don’t have to be called from the hard drive every time you run them.

If this service is affecting your computer performance, It’s recommend you turn it off.

Option 1: Disable Superfetch using the Services snap-in

Go to a command prompt and type “services.msc” in the dialog and click OK. This will open Services window.

Double Click Superfetch. Select Disabled from the Startup type drop-down menu, then click the Stop button. After that, click OK.

Option 2: Disable Superfetch using Command Prompt

Open a command prompt and run as Administrator

At Command Prompt, type “net.exe stop superfetch” and press Enter on your keyboard.

Type “sc config sysmain start=disabled” and press Enter.