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

Fix PowerShell Module Not Found on Windows 10

You run a PowerShell command like Import-Module and get an error: "The specified mod...

Fix Microsoft Store Blank Screen on Windows 11

If you open the Microsoft Store on Windows 11 and see nothing but a white or gray screen, the app...

Fix Command Prompt Access Denied for System32 Folder

When you try to run a command in the System32 folder and get an 'Access Denied' error, it usually...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Microsoft Store Error 0x80070424: Authentication Failed

When you see "Authentication failed" with error code 0x80070424 in Microsoft Store, it usually me...

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...