The first trailer received 157 million online views within the first 24 hours, more than any other Disney animated film, surpassing Frozen II (2019), with 116 million views.
Mindy Kaling and Bill Hader (who voiced Disgust and Fear respectively in the first film) declined to return due to pay disputes.
An early draft of the screenplay introduced the following new color-coded emotions: Freedom (white), Love (magenta), Passion (cyan), and Strength (black). Later drafts replaced these with Anxiety (orange), Embarrassment, Ennui, and Envy.
Despite being released nearly 10 years after the original film, this film is set 2 years later.