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

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Windows Defender High Memory Usage

If you notice Windows Defender (Microsoft Defender Antivirus) consuming a lot of memory—sometimes...

Fix Remote Desktop Black Screen After Login on Windows

You log into a remote Windows machine via RDP, see the login screen, enter your credentials, and ...

How to Fix Microsoft Store Authentication Failed Error on Windows 10

When you see "Authentication failed" while trying to sign in to the Microsoft Store on Windows 10...

Windows 10 Activation Stuck on ‘Getting Settings’ – Fixes

If Windows 10 activation is stuck on the 'Getting settings' screen, you're not alone. This often ...

Fix Windows Activation Error 0x8007007b on Ubuntu

If you see Windows activation error 0x8007007b while using Ubuntu (for example, in a dual-boot se...