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

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 Windows Security Authentication Error 0x80070035

Outlook Backup and Restore: Step-by-Step Configuration Guide

When Outlook starts acting up or you're moving to a new computer, having a proper backup of your ...

Fix Windows Activation Authentication Failed Error: License Not Genuine

When you see a message like “Windows activation authentication failed” or “license not genuine,” ...

How to Fix BitLocker Connection Refused Error

If you see a "Connection refused" error when trying to manage BitLocker on a remote computer or a...

Fix BitLocker High Memory Usage on Windows 11

If you notice that BitLocker is using a lot of memory on Windows 11—sometimes over 1 GB—it can sl...