Checklists for software errors, setup, and tool workflows.

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Fix Windows Update Error 0x800f0986 in PowerShell

When running Windows Update via PowerShell, error 0x800f0986 usually appears as "The source files...

Fix Command Prompt Crashing with SFC and DISM

When Command Prompt crashes during SFC /scannow or DISM operations, it usually means a system fil...

Fix Outlook Service Unavailable Error on Windows 10

When Outlook shows 'service unavailable' on Windows 10, it usually means the app can't connect to...

Windows Terminal Config Not Working After Edit: Fixes

You edit your Windows Terminal settings.json, save it, and nothing changes. The terminal still lo...

How to Fix Git Non-Fast-Forward Push Errors

When you run git push and see an error like ! [rejected] main -> main (non-fas...

Fix Windows Terminal 'File Locked by System' Error
When you try to open or edit a file in Windows Terminal and see "The file is locked by the system...