Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Windows Security App Missing from Start Menu

You open the Start menu, type “Windows Security,” but nothing appears. The app may have been unre...

Fix Windows Update Service Not Running After Clean Boot

If you performed a clean boot to troubleshoot an issue and later found that Windows Update won...

Fix VS Code Breakpoints Not Hitting in React Apps

You set a breakpoint in your React component, but when you run the app, the debugger never stops ...

Fix Chrome Certificate Error: Invalid Authority & Date/Time Issue

You're browsing in Chrome and see a full-page warning: Your connection is not private...

Fix Nginx Permission Denied for SSL Certificate Files
When nginx refuses to start or reload with a "permission denied" error related to an SSL ...

Git Fatal: Refusing to Merge Unrelated Histories – Workaround
You try to merge two Git branches and get this error:
fatal: refusing to merge unre...

Issue queue Sitemap Docker Container Exits Immediately on Windows: How to Fix How to Configure Wildcard Subdomains in Cloudflare Fix Chrome Certificate Error: Invalid Authority with Proxy Settings Docker Mount Permission Denied Root Error Guide Resolve Access Denied Error 0x80070005 in Windows Update Chrome Status Access Violation Fix Guide Fix Firefox Secure Connection Failed on WiFi Networks Chrome Black Screen with Nvidia GPU: Hardware Acceleration Fix Fix DNS Probe Finished NXDOMAIN After Flushdns Fails Troubleshooting Python Venv Activation Error Fix Windows 10 Cannot Access Shared Folder Error How to Fix Windows Search Indexing Slow Performance Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities