Checklists for software errors, setup, and tool workflows.

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Fix Windows Security Service Not Running for Antivirus

If Windows Security shows 'Service not running' or your antivirus isn't working, the underlying s...

Fix Windows Defender Real-Time Protection Keeps Turning On

If you've disabled real-time protection in Windows Defender only to find it re-enabled after a re...

Fix Command Prompt Not Launching from Taskbar

You click the Command Prompt icon on the taskbar, but nothing happens. No window, no error, just ...

Chrome Profile Error: Sync Not Working – Fixes That Work

If you see a profile error in Chrome and sync stops working, it's usually a corrupted profile or ...

Fix 'Windows Defender Command Not Found' in Windows 10

You open Command Prompt or PowerShell, type something like MpCmdRun or Get-MpC...

Fix Outlook Startup Error: Cannot Open the Outlook Window
When Outlook refuses to open and displays the error 'Cannot open the Outlook window. The set of f...