It has been a few months since Netflix gave any word on when this new season was going to make an appearance. This new hit shows new season is packed with action and even showed a character is is making their return even through their fate on the show has not been secured since season 1.
The teaser shows us what look like the Hawkins National Laboratory that is ran by Dr. Martin Brenner. This is where they had collected the children and pursued experiments on them like the star of the she Eleven. The video showed children playing games with each other as Dr. Brenner walks into the room.
As Benner talks to the children he singles Eleven out as the camera zooms in on a room with the number 11. It is not very clear on what is happening here, as Brenner had died from a Demogorgan in season 1. Is he alive or is this a flashback?
The first trailer for season 4 was released back in February 2020 and the statement read "We're excited to officially confirm that production on Stranger Things 4 is now underway — and even more excited to announce the return of Hopper," series creators The Duffer Brothers wrote.
Due to the pandemic they had to halt production, but started again in September. The show is said to still be in production.
It does not have a release date yet, but it can be expected in the near future