it is Middle East and North African edition.
I'm using in design cc 2017 but the Arabic and Hebrw features in design is not there.
I follow these step.
From the pop-up menu, choose Preferences. In the Preferences dialog box, click Apps, and then click the App Language pop-up menu.
From the App Language list, choose either the Arabic or Hebrew languages:
I have another mac. There is showing Arabic. Both mac are same model & same specification
Are you not getting the language option to install the Arabic/Hebrew version of InDesign? Here are some help links:
Locking this thread as it is a duplicate thread.