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

Fix 'Port Already in Use' Error When No Process Shows

You try to launch Chrome or a Chrome-based tool (like Puppeteer, Selenium, or a local dev server)...

Jupyter Kernel Not Starting: Quick Fixes

You open a notebook, try to run a cell, and the kernel dies or never connects. This is a common J...

Fix SSL Certificate Errors in Windows 10 Command Prompt

When you run commands like curl, git, or npm in Windows 10...

Fix OneDrive Not Syncing After Password Change

Changing your Microsoft account password often breaks OneDrive sync. The app may show errors like...

Resolve PowerShell Module Dependency Conflicts