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

Fix Windows Defender Service Not Starting Error

If you see an error that Windows Defender won't start—or the service stops immediately—it's usual...

How to Add a Directory to PATH in Windows 10

If you've installed a command-line tool and can't run it from a terminal without typing the full ...

Fix PowerShell DNS Error 0x8007274d: Practical Steps

Fix Windows Terminal DNS Not Working After Update

After a Windows update, you might find that Windows Terminal can't resolve hostnames—ping google....

How to Fix GitHub Actions Permission Denied (publickey) Error

You're running a GitHub Actions workflow and see Permission denied (publickey) when ...

Fix Microsoft Store Not Opening with wsreset Command

When the Microsoft Store refuses to open—either it crashes on launch, hangs on a blank screen, or...