What is sysmain in win10

After Win10 is upgraded to a version after Win10 1809, there is an additional SysMain service in the service. I believe many friends do not know what SysMain is and whether it can be used. Disable it.

What is the SysMain service? (Recommended learning: PHPSTORM )

# Sysmain service is only available after 1809. It turned out that this service was called Superfetch service before, and the Superfetch service was "Super pre -reading "Fetch", this service evolved from Prefetch in the XP system.

This principle is also very simple: the Superfetch memory management mechanism will use the available memory space to preload the application pages that the user may use; avoid the system from page calls from the hard disk as much as possible, allowing the application to The program opens as quickly as possible.

But in fact, the superfetch service takes up a lot of memory and has almost no optimization speed for solid-state drives, so we can disable the SysMain service.

SysMain service disabling method:

1. Press WIN R, then enter services.msc and press Enter;

2. Find the sysmain service and double-click it to set it;

##3. Set the sysmain service startup type to disabled, then click Apply to save

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