Required Port 443 For Veeam Backup & Replication Is Occupied By Another Application 〈Fast〉

Are you seeing this error during a or did it suddenly appear on an existing server ?

Look for the line that says LISTENING . The number at the far right is the . The Visual Way (Task Manager): Open Task Manager and go to the Details tab. Are you seeing this error during a or

Once Veeam is installed and its services are running, you can decide if you want to restart the other application on a different port. Summary Checklist Run netstat -ano to find the PID. Identify the app in Task Manager. Reconfigure or disable the competing service. Restart Veeam services (via services.msc ). The Visual Way (Task Manager): Open Task Manager

Go to Edit > Preferences > Shared VMs . Click Change Settings , then either disable sharing or change the port to something else (like 4443). B. IIS (Internet Information Services) Identify the app in Task Manager

Once you’ve found the app, you have two choices: stop it or move it. A. VMware Workstation / Server VMware often uses Port 443 for its "Shared VMs" feature.