Required Port 443 For Veeam Backup Replication Is Occupied By Another: Application Link

If is using the port, you can change its binding via the IIS Manager (InetMgr.exe) by selecting "Edit Bindings" for the website and changing 443 to a different port.

Never install Veeam Backup & Replication on a production web server, domain controller, or active vCenter server. Keep the backup server dedicated solely to backup infrastructure. If is using the port, you can change

If you installed VMware Workstation or other VMware management tools on the same machine, its built-in web server uses port 443. If is using the port

This article provides a complete guide to understanding, diagnosing, and permanently resolving this port conflict. job management fails

When another application occupies Port 443 on your Veeam backup server, job management fails, and connections drop.