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

Fix Windows Search 404 Not Found Error via Registry

If Windows Search returns a '404 Not Found' error when you try to open the search pane or run a q...

Fix BitLocker Dependency Conflict After Windows Update

After a Windows update, some users see a BitLocker error like "A required dependency is missing" ...

Fix Microsoft Teams Port Already Allocated After Update

After a Microsoft Teams update, you might see an error saying a port is already allocated. This u...

Fix Windows Defender 502 Bad Gateway: Tool Usage Tips

When Windows Defender returns a 502 Bad Gateway error, it usually means the security intelligence...

Fix Chrome SSL Certificate Error: Invalid Common Name