Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix VS Code Permission Denied When Not Admin

You try to save a file or install an extension in VS Code, and get a "permission denied" ...

Windows Defender Real-Time Protection Greyed Out: How to Fix

If you open Windows Security and see the real-time protection toggle greyed out, you can't tu...

Fix Git Push Rejected: Non-Fast-Forward Error

You try to push your local commits to a remote Git repository, but Git refuses with: ! [rej...

Fix 'Permission Denied' When Using mkdir in VS Code Terminal
You're working in the VS Code integrated terminal and run a mkdir command only t...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM
You're seeing upstream connection refused in your Nginx error log, and your site...

Windows 11 Wi-Fi Connected but No Internet: Step-by-Step Fix
You're connected to Wi-Fi, but websites won't load and apps show no internet. This is a c...


    Issue queue
Sitemap
Fix Missing Environment Variables in Docker Compose
Cloudflare 521 Wildcard Subdomain Fix
Windows 11 Blue Screen After Update? Try Compatibility Mode
Docker Pull Access Denied: Quick Fix Checklist
How to Change git Remote Origin URL
Reduce Chrome Memory Usage: Practical Tips
How to Stop Windows Defender Real-Time Protection from Turning Off
Common Nginx Redirect Loop Causes and Solutions
Fix Permission Denied When Saving in VS Code Mac
Fix Windows 11 Update Stuck at 0% with Clean Boot
Fix Windows Explorer Restart Loop by Clearing Cache
Fixing Python UnicodeDecodeError on File Open
Desk note

    Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities