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 11 Installation Assistant Frozen During Update

You launch Windows 11 Installation Assistant to upgrade from Windows 10, but the progress bar sto...

Fix Windows 11 No Internet but Wi-Fi Connected DNS Issue

You see the Wi-Fi icon connected with full bars, but apps, browsers, and system updates all repor...

Fix Nginx 502 Bad Gateway in Docker Alpine

You have an Nginx container running on Alpine Linux, and it returns a 502 Bad Gateway. This usual...

How to Resolve Port Already in Use in Docker Compose

When you run docker compose up and get an error like port is already allocated...

Fix Windows Security App Not Opening Command Prompt
You click the Windows Security icon or try to launch it from Settings, but nothing happens. Or pe...

Cloudflare Origin Certificate Not Working After Renewal: Fixes
If your Cloudflare origin certificate stops working after renewal, you are likely seeing SSL erro...


    Issue queue
Sitemap
Chrome Sync Not Working on School Chromebook: Fixes
Windows Search Indexing Configuration Best Practices
How to Set Up a Cloudflare Origin Certificate
Docker Swarm Network Not Found Error Fix
How to Resolve Cloudflare Origin Certificate Not Trusted
Fix Python Venv Not Activating in PowerShell
Troubleshooting Cloudflare DNS Propagation Issues
Docker Devicemapper No Space Left Fix
Resolve Git Clone Timeout Behind Proxy
Fix Python Permission Denied on pip install --no-cache-dir
Troubleshooting Nginx 502 Connection Refused
Resolve Windows Update Error 0x800f081f Without Reset
Desk note

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