Last updated: July 24, 2026
This guide explains how to change the HTTP/HTTPS port used by the Mobile Device Manager Plus server for agent communication and web console access. Administrators stop the server, edit the http.port and https.port values in websettings.conf, then restart the service and reconnect using the new port numbers. Changing the port unmanages all enrolled devices, which must then be re-enrolled, so this change is recommended only when necessary.
By default, the Mobile Device Manager Plus server uses http port 9020 or https port 9383 to complete the following tasks:
This port is chosen during the installation of the Mobile Device Manager Plus server. You can change the port number after installation, if required.
When the port details are changed on the server, all the enrolled mobile devices get unmanaged.You must re-enroll all the devices you want to manage after the port is changed. As the management of mobile devices would get affected until then, it is recommended not to change the server port number.
Changing the port numbers in the Mobile Device Manager Plus server
To change the port number after the Mobile Device Manager Plus server is installed, follow the steps given below:
You can now connect to the Web console of the Mobile Device Manager Plus server using the new port numbers that you have specified. It required to update the Mobile Device Manager Plus agents with the new port numbers.
All enrolled mobile devices get unmanaged when the port is changed, so you'll need to re-enroll every device afterward. Management is disrupted until then, so changing the port isn't recommended unless necessary.
Stop the Mobile Device Manager Plus server, open websettings.conf in <Install_Dir>\MDMServer\conf, update the http.port and https.port values, save the file, and restart the server.
Yes - after connecting to the web console on the new ports, you'll also need to update the Mobile Device Manager Plus agents with the new port numbers.