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

Fix Windows Security 404 Not Found on Startup

When Windows Security shows a 404 error on startup, it typically means the app can't find its req...

Configure Remote Desktop for Multiple Users on Windows

If you need multiple users to log into the same Windows machine at the same time via Remote Deskt...

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...

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

Fix Microsoft Store Rate Limit Error When Downloading Apps

You try to download an app from the Microsoft Store, but instead of progress, you see a message a...

How to Fix Chrome Error STATUS_ACCESS_VIOLATION