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

Fix Missing Windows Security After Update

After a Windows update, you might find that Windows Security (formerly Windows Defender) is missi...

Fix Microsoft Store Login Loop: Reset and Recovery Steps

You open the Microsoft Store, sign in, and it immediately asks you to sign in again. This login l...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Error 0xc004f074: Windows Activation Not Working

If you see error 0xc004f074 when trying to activate Windows, it usually means the activation serv...

Fix PowerShell Script Not Running on Startup in Windows 11

You've created a PowerShell script and placed it in the Startup folder, but it doesn't run when W...

Fixing 504 Gateway Timeout from Windows Update with Proxy

If you see a "504 Gateway Timeout" error when running Windows Update, and your system uses a prox...