Fix Windows Security Service Unavailable in Windows 11
You open Windows Security and see a red banner: 'Security service unavailable. Restart your devic...
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 Not Launching from Start Menu
You click the Microsoft Store icon in the Start Menu, but nothing happens—no window, no error. Th...
Windows Defender Offline Scan Not Working After Update: Fixes
After a Windows Update, you might find that the Windows Defender offline scan option is missing, ...
Command Prompt Update Troubleshooting Checklist
If Command Prompt fails to update or behaves unexpectedly after an update, the problem is often a...
Fix Microsoft Store SSL Certificate Error in Chrome
If you see an SSL certificate error when accessing the Microsoft Store in Chrome, it's often due ...
OneDrive Version Mismatch Not Syncing: Fixes
You try to open a file on your laptop but it's not there. Or you save a document on your desktop ...
Issue queue
SitemapFix OBS Black Screen Issue After Update
Set PowerShell to Auto-Start as Administrator on Boot
High CPU from PowerShell While Idle
Fix GitLab Runner Stuck Pending Token Issue
How to Fix Token Expired Error in Microsoft Store on Windows 11
Docker Daemon Not Running Permission Denied Fix
Fix 'chrome command not found' on Linux
Fix BitLocker 'Permission Denied' Errors with Best Settings
Troubleshoot Windows Defender Sync High Memory
How to Restore Default Command Prompt Settings
Windows Defender Error 0x80070422: Quick Fix Guide
How to Resolve Cloudflare 521 Origin Unreachable
Set PowerShell to Auto-Start as Administrator on Boot
High CPU from PowerShell While Idle
Fix GitLab Runner Stuck Pending Token Issue
How to Fix Token Expired Error in Microsoft Store on Windows 11
Docker Daemon Not Running Permission Denied Fix
Fix 'chrome command not found' on Linux
Fix BitLocker 'Permission Denied' Errors with Best Settings
Troubleshoot Windows Defender Sync High Memory
How to Restore Default Command Prompt Settings
Windows Defender Error 0x80070422: Quick Fix Guide
How to Resolve Cloudflare 521 Origin Unreachable