How to Check Which Process Is Using a Port in PowerShell
When a service fails to start or an application complains that a port is already in use, you need...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Search Error 0x80004005 (Crashes)
If Windows Search keeps crashing and shows error 0x80004005, search results stop appearing or the...
Fix Windows Activation Error After Clean Boot
You've performed a clean boot to troubleshoot a problem, and now Windows reports an activation er...
Chrome Browser Configuration Checklist for Beginners
If you've just started using Chrome or want to make sure it's set up properly for everyday browsi...
How to Fix Command Prompt High CPU and Memory Usage
You open Task Manager and see Command Prompt (cmd.exe) consuming a large percentage of CPU or a l...
Fix Chrome Profile Migration Permission Denied Error
When moving Chrome profiles between computers or restoring backups, you may see a 'permission den...
Topic paths
Quick titles
Windows Search Authentication Failed Fix ChecklistRate Limit Error in Windows Security AppFix Port Already Allocated in Windows TerminalHow to Find Chrome Cache Location in Windows 11Setting Up Proxy for Windows Update TroubleshootingGuide to Configuring Outlook Backup and RestoreHow to Troubleshoot Connection Refused in Windows TerminalFixing Microsoft Teams Rate Limit Error When Sending Messages