Checklists for software errors, setup, and tool workflows.

Fix Windows Search Indexing Stuck or Not Working

Windows Search stops indexing files, says "Indexing not running," or shows a status that never ch...

Fix Windows Defender Auto Start Not Working in Windows 10

If you find that Windows Defender isn't starting automatically when you boot Windows 10, your sys...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Error

When you see "ERR_TUNNEL_CONNECTION_FAILED" in Chrome, it usually means your browser can't establ...

Fixing Windows Security Proxy Configuration Issues

When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...

Fix Windows Security Port Already Allocated Error

When you see "port already allocated" in Windows security logs or during service startup, it mean...