How to turn off Superfetch service in Win11

　How to turn off the Superfetch service in Win11? The Superfetch service is a service that helps programs create caches and can optimize the initialization speed when starting up. If you turn off the Superfetch service, it may only take a little longer to initialize the computer, but it will not affect normal use. So how to turn off the Superfetch service in Win11? Let’s take a look at this guide to disabling the Superfetch service in Win11. I hope it can help you.

##　How to disable the Superfetch service in Win11

1. Use the service application

Press Windows S to start the search menu, and click on the text at the top Enter the service in the field and click on the relevant search result.

Find the SysMain entry here, right-click on it and select Properties from the context menu. Alternatively, you can double-click the service.

Now, click on the Startup type drop-down menu and select Disabled from the list of options.

Next, if it is currently running, click the Stop button under Service Status and then click OK at the bottom to save changes.

Restart your computer when finished for the changes to take effect.

Probably the easiest way to disable Superfetch in Windows 11 is this. It's easy to execute and doesn't require any complicated commands or scary registry modifications. However, if you want to make changes faster, move on to the next method.

　2. Use Command Prompt to disable Superfetch

Press Windows S to launch the search menu, enter Terminal in the text field, right-click on the relevant search result, and select as administrator from the context menu Run as .

Click Yes in the pop-up UAC (User Account Control) prompt.

Click the down arrow at the top and select Command Prompt. Alternatively, you can launch Command Prompt by pressing Ctrl and Shift 2 simultaneously in a new tab.

Now, paste the following command and hit Enter to stop the service: net.exe stop sysmain

Next, execute The following command to disable Superfetch from loading at startup: sc config sysmain start=disabled

For those who prefer to use the command line to perform tasks, the two commands listed earlier Will help to get rid of Superfetch in CMD easily on Windows 11.

　3. Use the Registry Editor

Press Windows R to start the Run command, enter regedit in the text field, and then click OK or Enter to start the Registry Editor.

Click Yes in the pop-up UAC prompt.

Now, paste the following path into the address bar at the top and hit Enter or you can follow it using the navigation pane on the left: ComputerHKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSession ManagerMemory ManagementPrefetchParameters

Right-click an empty area, hover the cursor over New, and select DWORD (32-bit) Value from the context menu.

Name the entry EnableSuperfetch and double-click it to modify the properties.

Enter 0 in the text field under Numeric Data and click OK to save changes.

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