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

Fix Chrome 'Permission Denied' Error on Ubuntu

When Chrome on Ubuntu shows a 'permission denied' error, it usually means the browser cannot acce...

Reduce Chrome CPU Usage by Clearing Profile Cache

If Chrome is using excessive CPU, a corrupted or bloated profile cache is a common culprit. This ...

PowerShell Command Not Found but Works in CMD

How to Fix Cloudflare DNS Not Resolving on Windows

You've set your Windows machine to use Cloudflare DNS (1.1.1.1 and 1.0.0.1), but websites won't l...

Fix Chrome Proxy Error 'Connection Refused' (Step-by-Step)

You try to open a website in Chrome and get 'ERR_CONNECTION_REFUSED' or 'Proxy server is not resp...

Fix Docker Build 403 Forbidden Error: Unexpected Status

When running docker build, you might see an error like failed to solve: unexpe...