This [Teams Web client] will provide Linux users with access to popular capabilities through the use of our new progressive web app (PWA) and will be available through both Edge and Chrome browsers.

The Teams web client is a full, functional client that can be used from various browsers. It supports Calling and Meetings using webRTC, so no plug-in or download is required to run Teams in a web ...

The web client provides a useful option for less frequent users of Teams, such as those who predominantly use another video conferencing tool like Zoom or Google Meet.

Microsoft has released its Teams progressive web app (PWA) for Linux platforms as a feature of the existing web client. The Teams PWA offers "desktop-like" features such as system notifications ...

It also includes instructions for installing Teams clients on macOS computers, as well as how to get the Teams Web client and mobile clients (for Android and iOS).

Microsoft is testing dynamic emergency calling for Teams on the web. The feature allows Teams to route calls to emergency services and share a location you set.

To fix the problem, you can use the web client version until the developers fix the issue in the desktop version. Just open any browser, and visit the Microsoft Teams official website.

Microsoft is working on a Teams client for Linux, officials have confirmed, but still no word on when it will arrive.