443 For Veeam Backup & Replication Is Occupied By Another Application !free! | Required Port

Go to the tab and sort by the PID column to find the matching application.

HKEY_LOCAL_MACHINE\SOFTWARE\Veeam\Veeam Backup Enterprise Manager Use code with caution.

Locate the conflicting service (e.g., if it is IIS). Right-click the service and select Properties . Change the Startup type to Manual or Disabled . Click Stop , then click OK . Method B: Change the Port of the Conflicting Application Go to the tab and sort by the

Proceed through the wizard until you reach the step.

. If another application is already using this port, the VBR services will fail to bind to it, preventing the backup software from starting or functioning correctly. Veeam Community Resource Hub Why Port 443 is Required API & Web Interface Right-click the service and select Properties

: In some cases, the WinRM service or WS-Management must be stopped to allow the Veeam console to load correctly. Option B: Temporary Stop for Upgrade Veeam B&R 13 Change Web Service Port 443

What or process did the netstat command reveal? Method B: Change the Port of the Conflicting

Restart all Veeam services via services.msc for the changes to take effect. Step 4: Verify the Resolution

When upgrading to Veeam Backup & Replication (VBR) v13 , many users encounter a critical installation block:

Major Issues After Upgrading to Veeam V13: Port 443 Conflict

Open IIS Manager, select the site, click Bindings in the right pane, edit the HTTPS binding, and change port 443 to an unused port (e.g., 8443).