Based on the animated series created by Michael Dante DiMartino and Bryan Konietzko, this new story in the Avatar universe sees Aang learn of an ancient power that could save his culture from extinction. With the help of his friends, he embarks on a global quest to find it before it falls into the wrong hands and threatens to upend the peace they sacrificed everything to achieve.
On Wikipedia, “Avatar Aang: The Last Airbender is an upcoming American animated fantasy film directed by Lauren Montgomery from a screenplay by Tim Hedrick and Christopher Yost, based on a story by Bryan Konietzko, Michael Dante DiMartino, Hedrick, and Kenneth Lin. It is a continuation of the animated television series Avatar: The Last Airbender (2005–2008) and prequel of The Legend of Korra (2012–2014), created by Konietzko and DiMartino, and the first production of Avatar Studios. The film stars the voices of Eric Nam, Dave Bautista, Jessica Matten, Román Zaragoza, Dionne Quan, Taika Waititi, Geraldine Viswanathan, Ronny Chieng, Ken Jeong, Dee Bradley Baker, Steven Yeun, Freida Pinto, and Ke Huy Quan. The story follows Team Avatar as they discover Tagah, a surviving airbender, and join him in searching for an airbending staff to bring back the Air Nomads.”
Avatar Aang: The Last Airbender movie poster via @paramountplus;

Avatar Aang: The Last Airbender will be direct to streaming and will be Paramount Plus starting this July 25th.
