Starting with version 4 (Backup management server 12.0.1078, Backup management console 12.0.2079) Acronis Backup Cloud and Acronis Backup Service have implemented automated check for updates.
Once you have logged into Backup management console, you will be notified about new build availability by a marker:
To update agents:
(!) TCP port 80 should be opened on the Agent machines.ТФмшпф