Required Port 443 For Veeam Backup Replication Is Occupied By Another Application Link «360p × 720p»

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Replica server Port

Update the in each VM's replication settings to match the new port to avoid re-replicating data. Stop and Disable Conflicting Services : Here’s a properly worded version of your message:

He navigated to HKLM\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Workstation . Veeam does NOT allow changing port 443 for

He navigated to the VMware Workstation installation directory. He needed to edit the config.ini file located in the application data folder, or better yet, change the service configuration via the GUI if he could load it. He tried to open the VMware console, but it was sluggish. Reconfigure the other application to use an alternative

• Veeam does NOT allow changing port 443 for the core Veeam Backup Service. It is hardcoded.
• However, Veeam Enterprise Manager can run on a different port. If EM is the conflict, reinstall EM with a custom port (e.g., 4443) and ensure the main Veeam service is using 443.

• Reconfigure the other application to use an alternative port (e.g., 8443) and adjust clients accordingly.

• IIS (World Wide Web Publishing Service) or a website binding using 443.
• Other web servers: Apache, Nginx.
• Reverse proxies or gateways (NGINX, HAProxy).
• VPN or security appliances with local web UI bound to 443.
• Docker containers or Kubernetes services mapped to host port 443.
• Cloud agents or management tools (e.g., System Center components, Splunk, CrowdStrike console).
• Other Veeam components misconfigured to use same port.