Fix Windows Update Connection Refused Due to Proxy Settings
When Windows Update reports a 'connection refused' error, it's often due to a misconfigured proxy...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFixing Windows Security Connection Timeout Error 0x800705b4
If you see error code 0x800705b4 when opening Windows Security or trying to run a scan, it usuall...
Fix Chrome Proxy Server Not Responding for a Profile
If Chrome shows 'proxy server not responding' only when you're using a particular profile, the pr...
Remote Desktop Proxy Not Working After Update: Fixes
After a recent system update, you might find that your remote desktop client can no longer connec...
Fix Windows Defender Invalid Configuration After Update
After a Windows update, you might open Windows Security and see a yellow warning: "Invalid config...
Fix Chrome Startup Error 'Permission Denied' on Windows and Mac
When you try to open Google Chrome and see an error message like "Permission denied" or a prompt ...
Topic paths
Quick titles
Troubleshoot 0x80070002 When Restoring Backup from CMDHow to Disable Rate Limiting in Windows SecurityFix Outlook Network Error: Quick Troubleshooting StepsFix Chrome Sync Token Expired ProblemChrome Profile Transfer Step-by-Step GuideEvent Viewer Security Auditing: Step-by-Step SetupResolve Windows Defender Error 0x80070422Resolve 'chrome command not found' on Linux