Knowledge base for software setup, errors, and daily tool work.

How to Fix ERR_NAME_NOT_RESOLVED via Router Settings

If you see ERR_NAME_NOT_RESOLVED in Chrome, your browser can't translate the...

Fix Windows Update Error 0x80070002 Using DISM

If you see Windows Update error 0x80070002, it usually means the update system can't find a n...

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...

Docker Compose Secret vs Environment Variable: When to Use Each

If you're writing a docker-compose.yml and wondering whether to put a value in <...

How to Enable Chrome Extensions That Aren't Loading

You open Chrome and see a grayed-out extension icon. Clicking 'Enable' does nothing, or t...

Docker Compose .env File Not Loading: Common Fixes