Fix PowerShell 502 Bad Gateway in IIS: Step-by-Step
A 502 Bad Gateway error in IIS typically means a downstream server or application pool failed. Wh...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Microsoft Teams Not Connecting to Audio Device
You join a meeting in Microsoft Teams, but the app shows 'No audio device detected' or your micro...
Fix Windows Security Service Stopped Manually Error
If you see "Windows Security service stopped manually" in Event Viewer or your antivirus reports ...
DNS Error Troubleshooting Checklist for CMD
When you can't reach a website but your internet connection seems fine, DNS errors are a common c...
Fix 'Remote Desktop Path Not Found' (mstsc) Error
When you try to start a Remote Desktop session by double-clicking an .rdp file or typing ms...
Fix Chrome Blank Profile Screen After Update
After a Chrome update, some users see a blank screen when trying to open their profile — no bookm...
Issue queue
SitemapOneDrive Sync Broken After Windows 11 Update
Microsoft Teams Guest Authentication Failure Fix
Microsoft Store Not Opening After Windows Update: Fix
How to Resolve 404 Errors in PowerShell
Certbot Certificate Renewal Checklist: 8 Steps to Avoid Downtime
How to Fix Chrome Profile Access Denied on Windows 10
Chrome Profile Network Issue Troubleshooter
Fix CMD 'Not Recognized' Error by Editing PATH Variable
Chrome Profile Rate Limit Error – Quick Fix Guide
Fix 'Windows Security Authentication Failed' for Domain Credentials
Stop Chrome Profile File Locked Message
Resolve Task Scheduler Network Timeout Errors
Microsoft Teams Guest Authentication Failure Fix
Microsoft Store Not Opening After Windows Update: Fix
How to Resolve 404 Errors in PowerShell
Certbot Certificate Renewal Checklist: 8 Steps to Avoid Downtime
How to Fix Chrome Profile Access Denied on Windows 10
Chrome Profile Network Issue Troubleshooter
Fix CMD 'Not Recognized' Error by Editing PATH Variable
Chrome Profile Rate Limit Error – Quick Fix Guide
Fix 'Windows Security Authentication Failed' for Domain Credentials
Stop Chrome Profile File Locked Message
Resolve Task Scheduler Network Timeout Errors