Checklists for software errors, setup, and tool workflows.

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Fix Git 'index.lock file exists' Error

When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....

Chrome Extensions Not Loading? 7 Fixes to Try
You open Chrome and notice your extensions are missing from the toolbar, or they show up but don&...

Windows Security App Not Opening? Try These Steps
If the Windows Security app won't open, shows a blank screen, or crashes immediately, you'...

Fix VS Code Terminal Not Opening on Mac
You open VS Code, press Ctrl+` or click the Terminal panel, and nothing happens. The...

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...

Fix Missing Taskbar Icons on a Second Monitor
If you've connected a second monitor and the taskbar icons aren't showing up on it, you&#...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git 'index.lock file exists' Error

Chrome Extensions Not Loading? 7 Fixes to Try

Windows Security App Not Opening? Try These Steps

Fix VS Code Terminal Not Opening on Mac

Fix Windows 11 Blue Screen After Update Stuck in Restart Loop

Fix Missing Taskbar Icons on a Second Monitor

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