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

Fix Ethernet Connected but No Internet on Windows 11

You plug in an Ethernet cable, Windows 11 shows you're connected, but websites won't load...

How to Allow Unrelated Histories in Git Merge

Fix 'Permission Denied' in VS Code When File Isn't Read-Only

You're editing a file in VS Code and get a 'Permission denied' error when saving, eve...

Windows 11 Taskbar Icons Missing? Fixes That Actually Work

You boot up Windows 11 and notice the taskbar icons are gone—no Start button, no search, no syste...

Git Detached HEAD vs Attached HEAD: What It Means and How to Fix

If you've seen the message "You are in 'detached HEAD' state" while using Git...

How to Fix Windows Update Error 0x800f081f (Missing Files)

You see error 0x800f081f when running Windows Update, often with a message like 'The source f...