Fix Windows Defender Stuck Loading Service Not Running
If you open Windows Security and see 'Windows Defender Service not running' or it hangs on a load...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listCommand Prompt Troubleshooting Checklist for Windows
When Command Prompt stops working as expected—won't open, returns odd errors, or commands don't r...
Fix Windows Security Auto-Start Permission Denied Error
You might see a 'permission denied' error when Windows Security (Windows Defender) fails to start...
How to Fix Command Prompt Not Opening in Ubuntu
If you click the terminal icon or press Ctrl+Alt+T and nothing happens, you're not alo...
How to Fix Command Prompt Not Working on Mac
If you're trying to use the command prompt on a Mac, you're likely referring to the Terminal app....
Fix Windows Search Indexer High CPU and Memory Usage
If your PC feels sluggish and Task Manager shows SearchIndexer.exe using high CP...
Topic paths
Quick titles
How to Fix Error 0x80070005 When Windows 10 Update FailsHow to Fix Outlook 502 Bad Gateway ErrorFixing Token Expired Error Due to Malwarebytes and Windows DefenderFix Windows Security File Lock ErrorFix Outlook Module Missing ErrorChrome Not Loading Sites but Internet Works: Step-by-Step FixHow to Fix Blank Windows Security in Safe ModeCommand Prompt Network Troubleshooting Steps