You have a requirement to enable the feature "Customer Language Adaptation" and would like to know the pre-requisites.
If you want to TEST the tool then you can become a pilot customer.
Productive use of course is possible but the limitations outlined in the guideline needs to be observed. Thereafter the functionality can be scoped by us in the backend of the tenants as long as it is not officially released. Attached the document for your reference.
if you agree then raise an incident and send it to us to enable this feature.
Note: For the Translation Hub activation (if needed) usage legal sign off is prerequisite.
1. You are not able to add the new Text Pool ID using HTML5, but are able to do so using Silverlight.
This functionality is available only in Silverlight.
KBA , SRD-CC , Cross Components , How To