Hi Carolina, as you can see in this documentation Service Desk is available for other languages:
Altough, I'm not sure if it can be changed if you have the OD version.
Hello Carolina, languages currently available to AOD products are shown here: https://confluence.atlassian.com/display/AOD/Language+Support+in+Atlassian+OnDemand
I'd presume based on this list, that even changing your JIRA setting may not suffice to include JSD at this time, but it may be worth a try if you have a lower environment, or you could check with your Atlassian support.
If you spend enough time as a Jira admin - whether you are managing a single, mid-sized instance, a large enterprise one or juggling multiple instances at once - you will eventually find yourself in ...
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