Checklists for software errors, setup, and tool workflows.

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Fix Windows 11 Blue Screen After Update with System Restore

If you're seeing a blue screen after installing a Windows 11 update, System Restore can often...

Fix 'Git Remote Origin Already Exists' Error

When you try to add a remote named 'origin' but Git tells you it already exists, it's...

Fix Docker Desktop Engine Stopped Due to WSL Issue

You start Docker Desktop, but the engine stops almost immediately, often with a message about WSL...

Fix Windows Defender Real-Time Protection Not Starting

If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...

How to Fix the Git index.lock File Exists Error

You're in the middle of a Git operation—commit, merge, or rebase—and Git stops with: fa...

Fix Windows 11 Update Stuck at 0% with Service Not Running
You click Check for updates, see 0% for ages, and maybe an error like 'Windows Update service...