Windows Security Invalid Configuration Checklist
You open Windows Security and see a message about an invalid configuration. This usually means a ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Microsoft Store High Memory Usage by Resetting
If you notice that the Microsoft Store is consuming a large amount of memory (often over 500 MB o...
Fix Apache Not Starting: Port 80 Already in Use
When Apache fails to start with the error (98)Address already in use: AH00072: make_sock: c...
How to Reset DNS Cache for Microsoft Store Issues
If the Microsoft Store won't load, shows error 0x80131500, or downloads stall, a corrupted DNS ca...
7-Zip 'Cannot Open File as Archive' Error: Malware or Not?
You try to open a file with 7-Zip and get the error 'Cannot open file as archive'. This can happe...
Fix Windows Security Service Not Running for Antivirus
If Windows Security shows 'Service not running' or your antivirus isn't working, the underlying s...
Issue queue
SitemapFirefox Not Responding? Complete Uninstall and Reinstall Guide
How to Fix MySQL Access Denied for Remote Connection Setup
Fix Cloudflare DNS Resolution on macOS
How to Prevent systemd Service from Restarting in a Loop
How to Fix Maven HTTP 401 Error for Dependencies
Running Windows Security on Mac: Boot Camp vs VM
Microsoft Store Update Fails Due to Low Disk Space – Fix
Cloudflare Error 521: Web Server Is Down Checklist
Windows Update Error 0x80070020 Registry Fix
Stop sppsvc.exe High CPU Usage
Windows Defender Disabled by Group Policy Fix
Fix SSH Permission Denied for VSCode on Linux
How to Fix MySQL Access Denied for Remote Connection Setup
Fix Cloudflare DNS Resolution on macOS
How to Prevent systemd Service from Restarting in a Loop
How to Fix Maven HTTP 401 Error for Dependencies
Running Windows Security on Mac: Boot Camp vs VM
Microsoft Store Update Fails Due to Low Disk Space – Fix
Cloudflare Error 521: Web Server Is Down Checklist
Windows Update Error 0x80070020 Registry Fix
Stop sppsvc.exe High CPU Usage
Windows Defender Disabled by Group Policy Fix
Fix SSH Permission Denied for VSCode on Linux