Checklists for software errors, setup, and tool workflows.

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Fix Windows Security Not Starting Automatically After Boot

You boot your PC and notice Windows Security (formerly Windows Defender) isn't running. The icon ...

How to Fix Chrome Browser 502 Bad Gateway Error

If you see a 502 Bad Gateway error in Chrome, it usually means the server you're trying to reach ...

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...

Fix Task Scheduler Proxy Error on Windows 10

You set up a scheduled task to run a script or program, but it fails with a proxy error. The even...

Fix Maven Dependency Resolution Failed in Eclipse

When you see a red error marker on your Maven project in Eclipse with a message like “Could n...

Fix Windows Search 504 Gateway Timeout Due to Antivirus Interference
If you're seeing a "504 Gateway Timeout" error when using Windows Search—especially when searchin...