Sfc /scannow Windows 11 [best] -

But what does that command actually do ? And why does it sometimes finish saying, “Windows Resource Protection found corrupt files but was unable to fix some of them” ?

Since that file is massive, filter it efficiently: sfc /scannow windows 11

If your Windows 11 PC has been acting up—random crashes, right-click lag, or the Settings app refusing to open—you’ve probably seen the advice: “Run sfc /scannow.” But what does that command actually do