You can stream on Twitch from your Mac or PC by downloading a streaming app like Twitch Studio, or from your phone with the Twitch mobile app.

The first step in this troubleshooting guide would be making sure that there is no server outage or maintenance issue because it is one of the most common reasons that can affect the streaming service ...

You can cancel Twitch subscriptions from your desktop computer, or from an Android device, but not from an iPhone.