Required Port 443 For Veeam Backup & Replication Is Occupied By Another Application Instant

Run netstat -aon | findstr :443 to find the PID (Process ID) in the far-right column. You can then match this PID in Task Manager under the "Details" tab. 2. Common Conflicts & Solutions Once identified, you usually have three paths forward: Veeam B&R 13 Change Web Service Port 443

Get-NetTCPConnection -LocalPort 443 | Select-Object LocalPort, OwningProcess, State 2. Resolve Common Conflicts There is currently no supported method

Dealing with Port 443 Conflicts in Veeam Backup & Replication Run netstat -aon | findstr :443 to find

Since Veeam v13’s use of port 443 is currently required for the installation to finish, you have two primary options:

What did the netstat command reveal was using port 443? Common Conflicts & Solutions Once identified, you usually

Edit the httpd.conf or ssl.conf configuration file, change the line Listen 443 to Listen 8443 , and restart the service. Step 3: Reconfigure Veeam to Use a Different Port

Often installed on Windows Servers, hosting default websites on HTTPS. Step 3: Reconfigure Veeam to Use a Different

Change 443 to an available alternative port (e.g., 10443 or 8443 ). Complete the setup wizard. Post-Installation via the Registry

: Web servers or management portals (like ADFS) often bind to 443. VMware Workstation : Sometimes uses 443 for shared virtual machine management. 3. Known Issues & Workarounds Temporary Bypass

Veeam Backup & Replication (VBR) v13 is now a mandatory, hardcoded requirement for the Veeam Web Service and API Gateway. If this port is occupied by another application, the VeeamBackupRESTSvc

Right-click the Start menu and select or PowerShell (Admin) . Type the following command and press Enter : netstat -ano | findstr :443 Use code with caution.