
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,...

If the Microsoft Store feels sluggish, takes long to load, or downloads are slow, it's often due ...

When the Task Scheduler service won't start automatically, scheduled tasks stop running. This can...

If you open Task Scheduler and find that some or all of your tasks have disappeared, you're not a...

When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...

When Chrome shows a 'connection refused' error that only appears with a specific user profile, it...