as of 2024, the prefix ( and suffix ) to automatically enter emojis. the settings page is not ported to firefox, so it will not work. rest assured the context menu still works, no matter what the preferences read. there are some sites it will not work on, but i can assure you that it does work, and the following was cut/pasted from my own homepage using this addon: ☉ ‿ ⚆