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

Fix 'Windows Security Error: Virus Protection Turned Off'

You open Windows Security and see a red banner: “Virus & threat protection turned off.” This can ...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Windows Store Stuck on Pending Download

You open the Microsoft Store, tap Download, and it just sits there on “Pending.” The progress bar...

Chrome Profile Backup and Restore Guide

If you've ever lost bookmarks, saved passwords, or browser extensions after reinstalling Chrome o...

Fix Windows Defender Error 0x80073b01 (Crash on Startup)

If Windows Defender crashes on startup with error code 0x80073b01, the antivirus service may be f...

Windows Terminal Service Unavailable Checklist

When you see 'Terminal Service is unavailable' or 'Remote Desktop Service is currently busy' on a...