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

Command Prompt Opens and Closes Immediately: Fixes

You double-click Command Prompt (cmd.exe) and a black window flashes on screen—then disappears. T...

Jupyter Kernel Not Starting Python Environment: Fixes

You launch a Jupyter notebook, select your Python environment kernel, and the notebook stays stuc...

Fix Microsoft Teams High Memory Usage on Mac M1

If you're running Microsoft Teams on an Apple M1 or M2 Mac and notice it using several gigabytes ...

How to Fix Windows Update Access Denied Error in Command Prompt

Fix 'Module Not Found' Error for Microsoft Teams on Mac

If you're seeing a 'module not found' error when launching Microsoft Teams on your Mac, the app l...

How to Fix Outlook Setup Error 0x80040115

When setting up an Outlook profile, error 0x80040115 usually appears during the initial connectio...