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How to delete junk files in windows 8 fetch prefetch how to#

Note: If you’re using an older version of Windows, replace “SysMain” with “SuperFetch” in the commands above.

Disable: sc stop “SysMain” & sc config “SysMain” start=disabled.

Enable: sc config “SysMain” start=auto & sc start “SysMain”.

Open the command prompt in administrator mode first, and then use the following commands: If you prefer working with the command prompt, there are some simple commands you can use to enable or disable the SuperFetch service. Enable Or Disable SuperFetch (SysMain) With Command Prompt However, you may need to restart your Windows machine before this registry setting takes effect.

This registry entry will disable the SuperFetch (SysMain) service on your system. You can close the Registry Editor when you’re finished. If you’re running an older version of Windows, right-click on the SuperFetch service and select Stop.

In the Services app, scroll down to SysMain, right-click on the service and select Stop.

You could also press Windows + R, type services.msc and press Enter.

Select the Start menu, type services, and select the Services app.

To disable Superfetch (Sysmain) on Windows 10: Otherwise, turn it back on and continue troubleshooting. If it does, then leave the service disabled. However, if you are experiencing high hard drive utilization, constant memory issues, or overall poor performance, you can try disabling Superfetch to see if it resolves the problem. It is a useful process that significantly cuts down on the time it takes you to launch programs that you use frequently. If you aren’t experiencing performance issues or other problems, it’s a good idea to leave Superfetch (Sysmain) running.

How to delete junk files in windows 8 fetch prefetch how to#

How To Disable Superfetch (Sysmain) In Windows 10 However, you may notice that launching your favorite apps may take a little longer than usual. Since Superfetch is only a system optimization feature, you won’t hurt Windows by stopping the service. If this is you, then disabling Superfetch or Sysmain may resolve the problem. The most common problem people report is the 100% disk utilization issue. Has been known to cause performance issues while gaming.On weak hardware, Superfetch could use more CPU and RAM than you might like.Slow bootup time when you start your computer.Overheating leading to system shutdown.However, there have been some reports throughout Microsoft user forums that sometimes the Superfetch (Sysmain) process actually causes performance issues. All of this is unnoticeable to the general user. It uses a very miniscule amount of CPU, and only uses unused RAM. Generally, there’s no need to stop Superfetch from running. This is because Superfetch is running in the background, and it’ll release any unused RAM it’s using whenever you need to use that memory for other active tasks. Even though Superfetch is consuming all unused RAM with preloaded apps, consumed RAM usage still doesn’t show 100%.