Knowledge base for software setup, errors, and daily tool work.

Fix Windows Security Service Unavailable in Windows 11

You open Windows Security and see a red banner: 'Security service unavailable. Restart your devic...

Task Scheduler File Locked: Causes and Fixes

When a scheduled task fails with a "file locked" error, the task cannot access its executable or ...

Fix Windows Terminal Localhost Connection Refused

You open Windows Terminal, try to connect to a local service like a web server or database, and g...

pnpm frozen lockfile checklist for developers

When you run pnpm install --frozen-lockfile and it fails, it's usually because your ...

Fix PowerShell DNS Error 0x8007274d: Practical Steps

Fix Windows Defender Not Working After Update

After a Windows update, you might find that Windows Defender (Microsoft Defender Antivirus) is di...