Fix Windows Defender Real-Time Protection Grayed Out
You open Windows Security, go to Virus & threat protection, and see that the Real-time protection...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labFix Windows Update Error 0x80070643 Installation Failed
You see error 0x80070643 when trying to install a Windows update, and the setup fails partway thr...
How to Set Up Windows Security Migration Tool Step by Step
When you upgrade or replace a Windows device, you may need to migrate security settings such as f...
How to Reset Windows Defender Settings to Default
If Windows Defender isn't behaving as expected—real-time protection won't turn on, settings are g...
Fix Command Prompt High CPU Usage After Closing CMD
You close Command Prompt, but your CPU fan keeps spinning. Task Manager shows high CPU usage from...
Fix Windows Security DNS Error Blocking Internet Access
If your internet stops working and you see a Windows Security DNS error, it usually means the DNS...