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

Fix BitLocker Authentication Failed with TPM Not Working

If BitLocker prompts for a recovery key or shows "Authentication failed" and TPM is not working, ...

Fix Microsoft Teams Screen Sharing Not Working

You start a meeting, click Share, and nothing happens—or attendees see a black screen. This is a ...

How to Fix Windows Search 502 Bad Gateway Error

If you see a 502 Bad Gateway error when using Windows Search, it usually means the search service...

Why Command Prompt Shows 404 Not Found and How to Fix It

Seeing a 404 Not Found error in Command Prompt usually means the tool or resource yo...

Fix Command Prompt Network Connection Errors

When you see a 'cannot connect to network' error in Command Prompt, it usually means the command-...

Resolve PowerShell Module Dependency Conflicts