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

BitLocker Recovery Key Not Accepted in Windows 10: Fixes

You're locked out of your drive, you type in the 48-digit recovery key, and Windows 10 says it's ...

Fix Chrome 'Cannot Delete Downloaded File: File in Use' Error

When you try to delete a downloaded file from Chrome's download bar or the Downloads page, you mi...

Jupyter Kernel Dead: Common Causes and Fixes

You're working in a Jupyter notebook, and suddenly the kernel dies. The notebook becomes unrespon...

How to Find the Task Scheduler Log File Location

When a scheduled task fails or behaves unexpectedly, the first place to check is the Task Schedul...

Fix Windows Terminal Error 0x80070002 at Startup

If Windows Terminal fails to start and shows error code 0x80070002, it usually means the system c...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...