Zap in Teams is currently available in English, Spanish, French and German. The language of Zap will depend on the language in which you have Teams configured.  

Follow these steps to change the language in Teams: 

1. Click on the profile picture at the top of the Teams application

2. In the drop-down menu, click on "Settings"

3. At the bottom of the "General" section you can change the Teams language

Note: If Teams is set to a language not supported by Zap, the default language is English.