Checklists for software errors, setup, and tool workflows.

SSL Certificate Error in Command Prompt: Troubleshooting Checklist

When you see SSL certificate errors in Command Prompt — often with tools like curl, ...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

How to Kill a Process Using a Port in Command Prompt

When you try to start a local server or application and see an error like "port already in use" o...

Fix Task Scheduler Error 101: Failed to Start

You see Event ID 101 in the Windows Event Viewer under TaskScheduler, and the task didn't run. Th...

Fix Microsoft Store Apps Not Downloading or Stuck

You open Microsoft Store, tap download, and nothing happens—or the progress bar barely moves. Thi...

Fix Windows Search High CPU Usage in Windows 10

If your Windows 10 system fan is spinning up and Task Manager shows SearchIndexer.exe using 30-90...