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

UFW Port Forwarding Configuration Example

You need to forward incoming connections on one port to a different internal port or host, but yo...

Fix Maven Dependency Resolution Failed in IntelliJ

Fix OneDrive Sync Error 0x80070194 on Windows 11

If you see error 0x80070194 when syncing OneDrive on Windows 11, your files may stop syncing and ...

Fix Jupyter Kernel Not Starting on Windows 10

When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...

How to Reset Outlook Settings Without Losing Emails

If Outlook is acting up—crashes, slow performance, or display glitches—resetting settings can hel...

OneDrive File Conflict Resolution: Troubleshooting Guide

You open a file and see a message: 'Conflict version of [filename]' or two copies with 'conflict'...