Open the security suite's administrative console and change its local web management port settings.
Some enterprise security suites host local web consoles on port 443. Step 2: Resolve the Port Conflict Open the security suite's administrative console and change
If Internet Information Services (IIS) is occupying the port: You can safely migrate Hyper-V replication to an
How to Fix: "Required port 443 for Veeam Backup & Replication is occupied by another application" Our website needs to use port 443 as
If your VBR server doubles as a Hyper-V replica host, Hyper-V is likely what blocks the upgrade. You can safely migrate Hyper-V replication to an alternate port:
: IIS frequently binds to port 443 for SSL/TLS web hosting. This is a very common scenario on Windows Servers that also host public websites or internal web applications. A user reported, "We are a small company using Windows Server 2022 Essentials... Our website needs to use port 443 as this is the required Port for HTTPS". If IIS is hosting a public website or internal web application, it will require port 443, leading to a direct conflict.
Modify the value data, selecting base, and input your new port number (e.g., 8443 ).