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

Git Merge Unrelated Histories Without Losing Commits

You've cloned a repo, added a new remote, and now you need to merge two branches that don'...

Fix Windows 11 Blue Screen After Update Stuck in Restart Loop

After a Windows 11 update, your PC may show a blue screen error and then restart repeatedly, neve...

Docker Desktop Engine Not Responding: Practical Fixes

You click Start in Docker Desktop, the whale icon spins, but nothing happens — o...

How to Fix Taskbar Icons Not Loading on Startup

You boot your PC, but the taskbar icons—volume, network, battery, or pinned apps—don't show u...

Fix Windows Security App Error 0x80070424

When you open Windows Security or try to run a scan, you might see error code 0x80070424. This us...

Fix Nginx Upstream Connection Refused in Proxy Pass