Checklists for software errors, setup, and tool workflows.

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Fix 'Java JDK Not Recognized' in Linux Bash

When you type java -version in a Linux terminal and get bash: java: command no...

How to Fix Windows Terminal 404 Error on Open
You click Windows Terminal and nothing happens, or you see a 404 error message. This usually mean...

Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...

Fix Windows Terminal Slow on Windows 11
If Windows Terminal feels sluggish on Windows 11—slow to open, laggy typing, or delayed command o...

Fix Jupyter Kernel Not Starting in Anaconda
When you launch a Jupyter notebook from Anaconda Navigator or the terminal, the kernel may fail t...

Fix Chrome Profile Permission Denied Error on Mac
If you see a 'permission denied' error when trying to open or create a Chrome profile on your Mac...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix 'Java JDK Not Recognized' in Linux Bash

How to Fix Windows Terminal 404 Error on Open

Fix 'Windows Defender Firewall Has Blocked' Error

Fix Windows Terminal Slow on Windows 11

Fix Jupyter Kernel Not Starting in Anaconda

Fix Chrome Profile Permission Denied Error on Mac

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