In a few weeks, 1% of creators already using YouTube Studio will no longer see the ‘back to Classic’ button – you’ll be notified 1st & can still access Classic features you need! This won’t apply to everyone else until early next year. More info → https://yt.be/help/a7mG
Look, I really love the new YT studio, especially for its clean design, but PLEASE don't force us to go to the new one UNTIL you implement every feature the classic had. Please.