Fix Windows Security 502 Bad Gateway Error
If you're seeing a "502 Bad Gateway" error when opening Windows Security (also known as Windows D...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Chrome DNS_PROBE_FINISHED_NXDOMAIN After Network Change
If Chrome shows DNS_PROBE_FINISHED_NXDOMAIN right after you connected to a new W...
How to Fix Windows Search DNS Error
If Windows Search returns no results or shows a DNS-related error, it's often due to network misc...
Fix Windows Defender File Locked During Scan
You run a Windows Defender scan and it reports that a file is locked and can't be scanned. This i...
Fix Microsoft Store High Memory Usage from Antivirus Conflicts
If you notice Microsoft Store using excessive memory (often 500 MB or more) and your system feels...
How to Fix Node Version Mismatch Errors
If you've ever run npm install or node app.js and seen a version mismat...
Issue queue
SitemapFix Microsoft Teams 404 Error Quickly
How to Fix OneDrive Sync Proxy Error
Windows Search Troubleshooting Checklist: Fix Common Issues
Troubleshoot Error 0x80070422 in Windows Defender
Resolve 'Port Already Allocated' When Launching Microsoft Store
How to Fix Chrome Profile Version Mismatch on Windows 10
Microsoft Store Permission Denied: No Admin? Try These Fixes
Fix OneDrive Sync Dependency Conflict Missing DLL Error
Fix 'Windows Update Command Not Found' on Windows 11
How to Use Chrome's Built-in Profile Repair Tool
Fix systemd service failed to start permission denied
How to Fix PowerShell Permission Denied When Resetting Settings
How to Fix OneDrive Sync Proxy Error
Windows Search Troubleshooting Checklist: Fix Common Issues
Troubleshoot Error 0x80070422 in Windows Defender
Resolve 'Port Already Allocated' When Launching Microsoft Store
How to Fix Chrome Profile Version Mismatch on Windows 10
Microsoft Store Permission Denied: No Admin? Try These Fixes
Fix OneDrive Sync Dependency Conflict Missing DLL Error
Fix 'Windows Update Command Not Found' on Windows 11
How to Use Chrome's Built-in Profile Repair Tool
Fix systemd service failed to start permission denied
How to Fix PowerShell Permission Denied When Resetting Settings