You can now set the platform navigation to your preferred language, we will be adding more languages as soon as we can but do let us know if you need a particulate language urgently!
To change your preferred language as a user, do either of the following:
Go to Settings > click on Edit Profile > scroll down and click on Language. You will see the following screens:
Click on your Profile > go to Account Settings > scroll down to Language and make the change.
If you are an Administrator, you will get to set the Community's default language to other languages beside English. To do so, go to Community Settings > scroll all the way down to Language, and make the change: