sfc scannow

Infopackets Reader Carol G. writes: " Dear Dennis, Since last week, my Windows 10 computer keeps showing a constant spinning blue circle instead of a white pointer. The spinning blue circle will appear for minutes at a time, then switch back to the ... white pointer for a brief second, then back to the spinning blue circle. Most of the time I can't click the Start button (or anything, for that matter) because the spinning blue circle won't let me click on anything. Even if the white pointer appears, if I click on something it takes 5 minutes for anything to happen. It's maddening! I've tried ... (view more)