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...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Update Error 0x80072efd: Connection Refused
When Windows Update fails with error 0x80072efd and a message that the connection was refused, it...
Chrome Browser Setup Checklist for Ubuntu
Setting up Chrome on Ubuntu seems straightforward, but a few steps often trip people up. This che...
Fix Windows Terminal Version Mismatch Configuration Errors
You launch Windows Terminal and get an error about a version mismatch in the configuration file. ...
Fix Windows Search Stuck Loading After Reboot
After a reboot, you click the search bar or open Start and see “Search is loading…” or a spinning...
Fix Chrome Profile 502 Bad Gateway After Update
If you're seeing a 502 Bad Gateway error in Chrome immediately after a browser update, it often p...
Topic paths
Quick titles
Fix Windows Defender SSL Certificate Sync ErrorsOutlook New Account Setup: Common Fixes for Stuck or Failed ConfigurationsHow to Fix 'chrome' Command Not FoundPowerShell Token Expired Not Refreshing – Fix GuideWindows Dependency Conflict TroubleshootingWindows 10 Update Login Loop FixWindows Defender Troubleshooting Guide for IT AdminsHow to Fix Microsoft Teams: Reset or Reinstall