PewDiePie and T-Series have grown a great amount this year both at 91+ million subscribers. PewDiePie is still crowned the most subscribed YouTube channel but T-Series is only 6,000+ subscribers away. Though T-Series has passed PewDiePie multiple times he hasn’t won entirely; the rules to winning is the first channel to get to 100 million subscribers wins. Though PewDiePie is very popular and has been getting a lot of support from famous people such as MrBeast 6000, Elon Musk, and Justin Roiland T-Series has the support form all of Bolly Wood (an Indian film company).
With T-Series catching up to PewDiePie you can expect a lot more post about their progress.