Thank you for your feedback! We are happy to share that users who write different messages in different languages, will now see spellchecking relevant to the language they are actively using when typing a message while using the Microsoft Teams Desktop App on Windows.
An error occurred while saving the commentThomas S commented
Another call for multi-language spell check from me as well! Our company has rolled out Teams to foster global exchange between our offices but it is annoying that the "red snakes" make 50% of my posts almost illegible when composing them