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

VS Code Git Not Detecting Changes: Step-by-Step Fix

You've edited files in VS Code, but the Source Control panel shows no changes. The git icon m...

Fix Git Clone Connection Timed Out on AWS CodeCommit

If you're seeing git clone connection timed out when trying to clone a repositor...

Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome

When Chrome shows 'NET::ERR_CERT_AUTHORITY_INVALID', it means the browser cannot verify t...

How to Fix Cloudflare 521 Error on Apache Servers

If you see a Cloudflare 521 error, it means Cloudflare’s network cannot reach your origin server....

Fix Chrome Hardware Acceleration Black Screen in Windows 11

If Chrome shows a black screen on Windows 11, especially after an update or when playing video, h...

Fix 'docker network not found' After Prune