Checklists for software errors, setup, and tool workflows.

Fix pnpm ERR! Cannot Find Module – Practical Steps

When running pnpm install or pnpm start, you might see an error like:

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix Windows 11 Installation Assistant Stuck at 99% SFC Scan

You're upgrading to Windows 11 using the Installation Assistant, and it hangs at 99% while ru...

Fix Windows Explorer Restarting with SFC Scannow

If Windows Explorer keeps restarting on its own—your taskbar disappears and reappears, or File Ex...

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 Windows Defender Real-Time Protection Configuration Error

You open Windows Security and see a message that real-time protection is turned off or has a conf...