When does Ghostwriter return?

Ghostwriter is a children's mystery television series produced by Sesame Workshop and Sinking Ship Entertainment. It premiered on November 1, 2019, coinciding with the launch of Apple TV+. The third and final season premiered on October 21, 2022. A new ghostwriter picks three children to help return a scroll called the Eloquent Peasant back to Egypt where it was first found.
Ruben struggles to fit in at his new middle school after he and his mother relocate to live with his grandfather. Ruben, his classmates Chevon and Curtis, and Curtis's younger sister Donna encounter an entity they later dub "Ghostwriter" Ghostwriter communicates with written messages and by creating manifestations of fictional characters.