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

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Microsoft Teams 404 Not Found Error When Loading Apps

You click an app in Microsoft Teams and see a '404 Not Found' page instead of the app loading. Th...

Fix Windows Defender Blank Screen Permissions Error

If Windows Defender opens to a blank white or gray screen, it's often a permissions problem. This...

How to Fix Windows Search 404 Errors

If you see a '404 Not Found' error when using Windows Search, it usually means the search index c...

Fix Microsoft Teams File Locked Configuration Settings

When you see 'file locked' in Microsoft Teams, it usually means another user or process has the f...

Fix Microsoft Teams 504 Gateway Timeout During Setup

You're setting up Microsoft Teams and hit a 504 Gateway Timeout. The setup process stalls, and yo...