
How to Enable Windows Defender on Windows 11
If you've noticed Windows Security is off or grayed out, you may need to re-enable Windows Defend...

If you've noticed Windows Security is off or grayed out, you may need to re-enable Windows Defend...

You open Microsoft Edge and see a configuration error message, or the browser behaves oddly—setti...

If you see a message in Windows Security that says something like "Security module not found" or ...

If you've recently replaced a motherboard, CPU, or other major hardware, Windows may deactivate a...

Windows Defender (Microsoft Defender Antivirus) sometimes uses more memory than expected, especia...

If Chrome feels sluggish on your Windows 10 machine — pages take forever to load, scrolling stutt...