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

Fix Outlook High Memory Usage After Windows 11 Update

After a Windows 11 update, Outlook may start using excessive memory (RAM), causing slowdowns or c...

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 Microsoft Store Not Working After Windows Update

After a Windows update, you might find that the Microsoft Store won't open, apps fail to download...

Fix Windows Security Authentication Error 0x80070035

Fix OneDrive Blank Screen by Resetting the App

If OneDrive opens but shows nothing—just a white or gray screen—the app may need a reset. This is...

How to Run Command Prompt as Administrator

Many Windows commands require administrator privileges. If you try to run a command that needs el...