When does Into the Unknown: Making Frozen II return?

Into the Unknown: Making Frozen 2 is a 2020 documentary series about Disney's 2019 animated film Frozen 2. Its six episodes follow the production crew and voice actors of Frozen 2 in the film's final year of development. This includes the story development and reworking of the song "Show Yourself", the variety of different roles in the animation process, the songwriting and orchestral arrangements, and the post-production process. The series received positive critical reception.