Windows Security 502 Bad Gateway: Troubleshooting Checklist
If you see a 502 Bad Gateway error when opening Windows Security, it usually means the app can't ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesReset Windows Security App Without Losing Data
If the Windows Security app is crashing, not opening, or showing errors, resetting it can often f...
Fix Windows Defender Blocked by Group Policy Permission Denied
You try to open Windows Defender Security Center or run a scan, but get an error: "Windows Defend...
Fix Command Prompt Network Error: Permission Denied
When you see "permission denied" after a network command in Command Prompt, it usually means your...
How to Fix 'Running Scripts Is Disabled' in PowerShell on Windows 11
When you try to run a PowerShell script on Windows 11 and see the error "running scripts is disab...
How to Fix BitLocker 404 Not Found Error
You try to unlock a BitLocker-encrypted drive, but instead of a prompt for the recovery key, you ...
Issue queue
SitemapSpecific Folder Not Indexed in Windows Search
Fixing Certbot Certificate Renewal Configuration Issues
Backup Windows Search Index: Checklist
Task Scheduler Crash Logging Guide
Error 0x80070422: Windows Security Service Not Starting Fix
Fix 'pip install Permission Denied' on Windows
Saving Command Prompt Output to a Log File
Chrome Extension Sync Troubleshooting Guide
Microsoft Teams Version Mismatch Troubleshooting
How to Fix Outlook 404 Not Found on Windows 10
Fix Microsoft Teams Connection Refused Error
Task Scheduler Log Cleanup: Step-by-Step Checklist
Fixing Certbot Certificate Renewal Configuration Issues
Backup Windows Search Index: Checklist
Task Scheduler Crash Logging Guide
Error 0x80070422: Windows Security Service Not Starting Fix
Fix 'pip install Permission Denied' on Windows
Saving Command Prompt Output to a Log File
Chrome Extension Sync Troubleshooting Guide
Microsoft Teams Version Mismatch Troubleshooting
How to Fix Outlook 404 Not Found on Windows 10
Fix Microsoft Teams Connection Refused Error
Task Scheduler Log Cleanup: Step-by-Step Checklist