
How to Reinstall the Windows Security Module
If Windows Security won't open, shows errors, or you see "This app has been turned off" messages,...
Software troubleshooting desk

If Windows Security won't open, shows errors, or you see "This app has been turned off" messages,...

Users often report OneDrive sync errors like files not updating, high CPU usage, or sync stuck. T...

If your computer slows down and the CPU usage spikes after starting Windows Update, you're not al...

If your Windows 10 PC takes longer to boot up and you suspect Windows Defender is the cause, you'...

You install a legitimate application, and Windows Defender immediately blocks it or deletes its f...

If your system’s Task Scheduler service (svchost.exe) is using 20-50% CPU or more, you’re not alo...