How to find Zimbra version
To find the Zimbra version, log in to the server using SSH, then run the following commands.
Switch to the user “zimbra”
su - zimbra
Run the command zmcontrol -v, which will display the version of Zimbra you are using.
zmcontrol -v
Example
[zimbra@correo ~]$ zmcontrol -v
Release 8.8.15_GA_3829.RHEL7_64_20190718141144 RHEL7_64 FOSS edition, Patch 8.8.15_P23.
[zimbra@correo ~]$
Using Zimbra Admin
Login to the Zimbra Admin area at
https://your-domain-here:7071/zimbraAdmin/
On the Dashboard, you will see the Zimbra version displayed. On the right top side, you will see the “Help” menu. Click on it, then select “About Zimbra”, this will show a popup with the Zimbra version and the build and release date.
See Zimbra