How to authorize a bot?

The bot is an important part of Mixin Messenger, as Mixin Messenger is open-source on GitHub, every developer could create any interesting bots for gaming, news, and other useful features. Here we use Mixcoin as an example to teach you how to authorize a bot. Please note that the authorization is not necessary, it depends on the bots functions.

1. Find the bot and add it as a contact (if you don't know how to add contacts, please check this article.)