How to Fix: "Required port 443 for Veeam Backup & Replication is occupied by another application"
Alternatively, if you don’t need the default website at all, stop and disable it: How to Fix: "Required port 443 for Veeam
: Open services.msc or Task Manager, and stop the service utilizing port 443. How to Fix: "Required port 443 for Veeam
Are you seeing this error during a or did it suddenly appear on an existing server ? How to Fix: "Required port 443 for Veeam