The main staff from the previous The Final Season Parts 1, 2, and 3 will return to work on Part 4, as it will be animated by studio MAPPA (Dorohedoro, Yuri!! on Ice), will be directed by directed by Yuichiro Hayashi (Kakegurui, Garo the Animation) with Hiroshi Seko (Mob Psycho 100, Vinland Saga) returning to oversee the scripts, and will feature character designs by Tomohiro Kishi (Dorohedoro).
Attack on Titan - The Final Season Part 4 is set to premiere this November 5th on NHK General at 12am JST.
[Source: Anime News Network (link 2)]