According to Netflix, almost 65 million subscribers tuned into the series' third season in the first month after it debuted, making it the most watched season thus far.
40 million people watched the whole season within the first four days of its release. Many experts believe that Stranger Things 4 will break the records set by the third season.
There has not been a specific date released for the premiere of season four, but it's supposed to debut sometime in 2021.