How to Free Up a Port in Command Prompt (Windows)
When an application fails to start because a port is already in use, you need to free that port. ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Update Service Permission Denied Error
You try to start the Windows Update service via services.msc or an elevated command prompt and ge...
How to Reset Microsoft Store Settings in Windows 11
If the Microsoft Store isn't loading, won't download apps, or throws errors like 0x80131500, a se...
How to Rearm Windows Activation Grace Period
When Windows is not activated, you have a limited time (typically 30 days) before it starts showi...
Fix Windows Activation File Locked by Antivirus
If you see an error like “Windows activation file locked by antivirus” or activation repeatedly f...
Windows Update Log File Not Found: How to Fix
When you open the Windows Update log and see 'log file not found' or get this error in Event View...
Issue queue
SitemapChrome 502 Error Troubleshooting Steps
How to Fix Microsoft Store Download Hanging at 0 Bytes
Windows Terminal Update Error Due to Antivirus: Fix
Windows Security Authentication Failed: Troubleshooting Checklist
Microsoft Store Slow Network Error Troubleshooting
Fix Jupyter Notebook Token Not Working in VS Code
Fix Microsoft Teams SSL Certificate Errors in Enterprise
PowerShell High CPU Usage: Setup and Optimization Guide
Fix Windows Defender Port Already Allocated Error in Command Line
How to Fix Locked Files in Microsoft Teams
Outlook Port Sharing Issues with Thunderbird and Others
How to Restore Windows Terminal Auto Launch
How to Fix Microsoft Store Download Hanging at 0 Bytes
Windows Terminal Update Error Due to Antivirus: Fix
Windows Security Authentication Failed: Troubleshooting Checklist
Microsoft Store Slow Network Error Troubleshooting
Fix Jupyter Notebook Token Not Working in VS Code
Fix Microsoft Teams SSL Certificate Errors in Enterprise
PowerShell High CPU Usage: Setup and Optimization Guide
Fix Windows Defender Port Already Allocated Error in Command Line
How to Fix Locked Files in Microsoft Teams
Outlook Port Sharing Issues with Thunderbird and Others
How to Restore Windows Terminal Auto Launch