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

How to Fix Microsoft Store Not Downloading Apps After Reinstall

After reinstalling Windows, you might find that the Microsoft Store won't download apps—they get ...

How to Fix Windows Terminal High Memory Usage

If Windows Terminal is using more memory than expected—hundreds of megabytes or even over a gigab...

Windows Update Cleanup Tool Not Removing Files: Fixes

You run Disk Cleanup, check "Windows Update Cleanup", and it seems to work—but the disk space doe...

Fix Command Prompt Blank White Screen with No Text

You open Command Prompt, but instead of the usual black window with a blinking cursor and text, y...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Windows Defender Service Permission Denied Error in Windows 10

You see a 'permission denied' message when trying to start or interact with the Windows Defender ...