It doesn't say whether thsi is an actual 'reboot' or simple a
continuation of one of the many existing versions.

From Variety.com ...

'Teenage Mutant Ninja Turtles' Reboot From Seth Rogen,
Nickelodeon Set for 2023
------------------------------------------------------
Grab a slice of pizza because the heroes in a half shell are
coming back out of the sewers in 2023.

The CG-animated reboot of "Teenage Mutant Ninja Turtles" from
producer Seth Rogen and Nickelodeon is heading to theaters on
Aug. 11, 2023, Rogen announced on Twitter.

Also producing from Rogen's Point Grey Pictures production
banner are co-founder Evan Goldberg and president James
Weaver. Brendan O'Brien will write the reboot. He previously
co-wrote the scripts for the comedies "Neighbors" and
"Neighbors 2: Sorority Rising," both of which Rogen starred
in and produced with Goldberg and Weaver. Jeff Rowe, who
co-directed and wrote the recent Netflix animated movie
"The Mitchells vs. the Machines," will helm the film.
Paramount is handling the global distribution for the reboot.

On Twitter, Rogen announced that the film's release date, along
with what appears to be a page from a young Leonardo's science
notebook. The page makes jokes and references about his
brothers and "TMNT" teammates Raphael, Michelangelo and
Donatello and their friend April O'Neil, their friend and
reporter who has appeared in nearly every iteration of the
franchise. There's also a drawing of Leonardo's iconic sword
(complete with fiery doodles of the words "honor" and
"loyalty") and details about genetic mutations.

Image:
<https://pbs.twimg.com/media/E20BhPjVIAUR3KI?format=jpg&name=small>

The "Teenage Mutant Ninja Turtles" franchise got its start as a
comic book in 1984 and spread to several animated TV series, a
live-action film franchise in the '90s and a Michael
Bay-produced reboot series in the 2010s. The films have grossed
more than $1.2 billion at the worldwide box office.

<https://variety.com/2021/film/news/teenage-mutant-ninja-turtles-reboot-seth-rogen-1234985667/>