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

How to Fix Microsoft Teams Screen Sharing Not Working

When you try to share your screen in Microsoft Teams and nothing happens—or participants see a bl...

How to Fix Task Scheduler 504 Gateway Timeout

If you see a 504 Gateway Timeout error when running a scheduled task, the task itself isn't the p...

How to Resolve BitLocker Dependency Conflict in Windows 10

When you enable BitLocker on Windows 10, you might see an error like “BitLocker cannot be enabled...

How to Fix Windows Activation Connection Refused Error

When you try to activate Windows 10 or 11 and see "connection refused" or "can't connect to activ...

How to Fix Jupyter Notebook Token Authentication Error

When you start Jupyter Notebook, you might see a prompt asking for a token or password, or the br...

Fix KMS Activation Error: Port 1688 Already in Use