Disable Mixmax emojis
If you have your compose options set to use the Mixmax compose window, you can automatically convert text to emojis. It is easy to disable this feature in your Mixmax settings. Note if you are using Gmail as your compose option, you will be able to use Gmail's standard emoji options.
To turn off automatic emojis, go to the Composing section of your Settings in the Mixmax web app. Under Message Options, un-check the box next to Emoji — see the screenshot below: