Checklists for software errors, setup, and tool workflows.

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Fix Java JDK Not Recognized in VS Code

You open Visual Studio Code, create a Java file, and notice the language server isn't starting. T...

Fix Windows Update 502 Bad Gateway Due to DNS Configuration

If you see a '502 Bad Gateway' error when running Windows Update, the problem is often on the net...

Windows Update Stuck at 100% After Restart: How to Fix

You restart your PC after a Windows update, but it hangs at "100% complete" for 10 minutes or mor...

How to Enable Command Prompt Session Logging

If you need to record everything that happens in a Command Prompt session—for troubleshooting, au...

Fix systemd service exit code 203 (exec format error)

When a systemd service fails to start with exit code 203, the journal usually shows exec fo...

Fix Windows Update Token Expired After Password Change
If you changed your Windows password recently and now Windows Update fails with a "token expired"...