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 ).
: 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
Port 443 is the industry standard for secure web traffic (HTTPS). Veeam Backup & Replication utilizes this port for several essential tasks:
Potential risks & mitigations
If another software package binds to Port 443 on the Veeam server before Veeam can, the Veeam services will fail to start or operate correctly. 🛠️ Step 1: Identify the Conflicting Application
The "required port 443 for Veeam Backup & Replication is occupied by another application" error occurs when another application or service is using port 443, preventing Veeam Backup & Replication from using it. This can happen due to various reasons, including:
Locate the conflicting service (e.g., for IIS). Right-click the service and select Properties . Change the Startup type to Manual or Disabled . Click Stop , then click OK . Strategy 2: Reconfiguring the Conflicting Application
Set the service startup type to to prevent it from grabbing the port after a reboot. Option 2: Change the Port of the Conflicting Application
Summary
Progress through the installer until you reach the or Service Settings step.
Do not guess. Use Windows built-in tools:
Required Port 443 For Veeam Backup & Replication Is Occupied By Another Application Jun 2026
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 ).
: 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
Port 443 is the industry standard for secure web traffic (HTTPS). Veeam Backup & Replication utilizes this port for several essential tasks: Once Veeam is installed and its services are
Potential risks & mitigations
If another software package binds to Port 443 on the Veeam server before Veeam can, the Veeam services will fail to start or operate correctly. 🛠️ Step 1: Identify the Conflicting Application Reconfigure or disable the competing service
The "required port 443 for Veeam Backup & Replication is occupied by another application" error occurs when another application or service is using port 443, preventing Veeam Backup & Replication from using it. This can happen due to various reasons, including:
Locate the conflicting service (e.g., for IIS). Right-click the service and select Properties . Change the Startup type to Manual or Disabled . Click Stop , then click OK . Strategy 2: Reconfiguring the Conflicting Application Option B: Temporary Stop for Upgrade Veeam B&R
Set the service startup type to to prevent it from grabbing the port after a reboot. Option 2: Change the Port of the Conflicting Application
Summary
Progress through the installer until you reach the or Service Settings step.
Do not guess. Use Windows built-in tools:
