Checklists for software errors, setup, and tool workflows.

Fix npm command not found without sudo

You type npm install and get npm: command not found. This usually means...

Checklist for Debugging 502 Bad Gateway in Command Prompt

You're working on a web app or API, and you get a 502 Bad Gateway error. The browser just says '5...

Task Scheduler 502 Bad Gateway: Causes and Fixes

If you see a 502 Bad Gateway error when running a scheduled task that calls a web service or API,...

Fix Microsoft Store Not Opening After Windows Update

After a Windows update, the Microsoft Store may fail to open—clicking the icon does nothing, or i...

Fix Windows Search Access Denied for Administrator Account

Why You See 'Access Denied' as Administrator

You're logged in as an administrator, but Wi...

Fix Task Scheduler Service Not Starting Automatically

You've set up a scheduled task, but it never runs. When you check the Task Scheduler service, it'...