Required Port 443 For Veeam Backup & Replication Is Occupied By Another Application __hot__ May 2026

Dealing with Port 443 Conflicts in Veeam Backup & Replication

Look for the line that says LISTENING. The number at the far right is the PID (Process ID). The Visual Way (Task Manager): Open Task Manager and go to the Details tab. Dealing with Port 443 Conflicts in Veeam Backup

Phase 3: Resolve the Conflict

Based on the identified process:

Using Command Prompt: 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 AWS/Azure Integrations: Secure API calls to public cloud

Method B: Using PowerShell (More Detail)

Get-NetTCPConnection -LocalPort 443 | Select-Object -Property LocalAddress, LocalPort, State, OwningProcess
Get-Process -Id (Get-NetTCPConnection -LocalPort 443).OwningProcess

AWS/Azure Integrations: Secure API calls to public cloud platforms. Dealing with Port 443 Conflicts in Veeam Backup