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

Fix Windows Defender Error 0x80073b01

If you see error code 0x80073b01 when opening Windows Defender or trying to run a scan, it usuall...

How to Install and Use Windows Search Tools on Ubuntu

If you're migrating from Windows to Ubuntu and miss the instant file search, you're not alone. Ub...

Fix Windows Update 404 Not Found Error: Practical Steps

When running Windows Update, you might see an error message like "404 Not Found" or code 0x802440...

How to Fix BitLocker SSL Certificate Error

Symptoms

When you try to unlock a BitLocker-protected drive or enable BitLocker, you may ...

How to Reset Windows Defender Cache in Windows 10

Windows Defender (now Microsoft Defender Antivirus) stores temporary files and definitions in a c...

Fix Windows Search Not Working Due to Dependency Conflict

If Windows Search stops returning results or the search box shows no results, a dependency confli...