# Apps

Mattermost is accessible on a range of devices.

To get started, simply install the Mattermost apps from the official app stores. You can find the download links conveniently located at [https://mattermost.com/apps/](https://mattermost.com/apps/).

On your initial visit to [https://mattermost.transition-space.org](https://mattermost.transition-space.org), you'll receive prompts guiding you through the app installation process.

[![desktop-app.png](https://knowledge.transition-space.org/uploads/images/gallery/2023-09/scaled-1680-/desktop-app.png)](https://knowledge.transition-space.org/uploads/images/gallery/2023-09/desktop-app.png)

When prompted, please enter the server name as "mattermost.transition-space.org"

While you have the freedom to select any display name, we recommend using the format "firstname-lastname"

The complete the sign in using your[ Transition ID](https://knowledge.transition-space.org/books/passwords-emails/page/transition-id)