Checklists for software errors, setup, and tool workflows.

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Git Detached HEAD Warning Explained: Causes and Fixes

You see a warning: "You are in 'detached HEAD' state." This happens when you chec...

Windows 11 Installation Assistant Stuck at 99% Due to Antivirus

You're running the Windows 11 Installation Assistant, it gets to 99%, and then just sits ther...

How to Fix a Detached HEAD in Git Using SourceTree

If you open SourceTree and see a message like “You are in ‘detached HEAD’ state,” it means your w...

Fix Windows Update Service Not Running for System Restore

You might see “System Restore did not complete successfully” or “Windows Update service is not ru...

Fix 'Port Already Used by Another Container' in Docker Compose

When you run docker compose up and see an error like port is already allocated...

Fix Windows Update Error 0x80070002 Due to Network Issues
If you see Windows Update error 0x80070002, it often means the update files are missing or corrup...