Fix Windows Defender Rate Limit Error on Windows 11
You may see a rate limit error when using Windows Defender on Windows 11. This usually happens du...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Command Prompt Not Working After Windows 11 Update
After a Windows 11 update, you might find that Command Prompt won't open, crashes immediately, or...
How to Fix Windows Search Proxy Configuration Tool Issues
If Windows Search stops returning results or behaves oddly after you configure a proxy, the issue...
Windows Update Cannot Connect to Update Server: Fixes
When Windows Update shows “cannot connect to update server,” you may see error codes like 0x80072...
Chrome Extension Crash Troubleshooting Guide
When a Chrome extension crashes repeatedly, you might see a popup saying 'Something went wrong' o...
How to Fix Windows Defender Service Unavailable in Windows 10
If you see 'Windows Defender service unavailable' in Windows 10, the antivirus may be disabled or...
Topic paths
Quick titles
How to Fix Chrome Connection Refused by Clearing CacheFix 'slmgr not recognized' Error After UpdateWindows 10/11 Activation Error After UpdateFix PowerShell Won't Launch in Windows 10Rust Build Fails: Process Didn't Exit SuccessfullyHow to Resolve Chrome Profile Network Errors on MacTroubleshoot Windows Defender DNS Permission DeniedChrome Extensions Causing High CPU? Here's the Fix