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

Microsoft Store Not Downloading Apps: Fixes That Work

When the Microsoft Store refuses to download apps, you'll usually see a spinning circle, stuck pr...

Fix Windows Defender Service Not Starting After Update

After a Windows update, you might find that Windows Defender won't start, leaving your system wit...

Fix PowerShell High CPU Usage When Idle

If you notice PowerShell consuming high CPU even when the system appears idle, it's often due to ...

Fix Windows Defender Update Error 0x80070490 on Windows 11

If you see error 0x80070490 when trying to update Windows Defender on Windows 11, it usually mean...

Fix Windows Security Login Loop Error: Step-by-Step

You keep getting prompted for your PIN or password in a loop when trying to sign in to Windows Se...

How to Fix '404 Not Found' File Path Errors in CMD