Checklists for software errors, setup, and tool workflows.

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Fix Command Prompt Not Working After Windows Update

After a Windows update, you might click Command Prompt and nothing happens—or it opens and closes...

Chrome Profile Cannot Connect to Extensions: Fixes

You open Chrome and notice extensions are grayed out or show a 'Cannot connect to extensions' err...

Fix Jupyter Notebook Token Not Working in VS Code

You enter your Jupyter notebook token in VS Code, but it fails to connect. The server log shows a...

How to Fix Task Scheduler 504 Gateway Timeout

If you see a 504 Gateway Timeout error when running a scheduled task, the task itself isn't the p...

Fix Java JDK Not Recognized in Windows 10

You've installed the Java Development Kit (JDK) on Windows 10, but when you type java -vers...

Fix Microsoft Store Rate Limit Error on Windows 11
You're browsing the Microsoft Store on Windows 11 and suddenly see a 'Rate limit exceeded' or 'To...