No, there is something wrong with their browser detection. Teams supports Firefox, Chrome and Edge https://www.microsoft.com/en-us/microsoft-365/roadmap?filters

No, there is something wrong with their browser detection. Teams supports Firefox, Chrome and Edge https://www.microsoft.com/en-us/microsoft-365/roadmap?filters=&searchterms=Firefox https://www.microsoft.com/en-us/microsoft-365/roadmap?filter...