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
I can't even find my standard settings for fast uploading anymore that allows me to give every video the same info section and use partly the same titles for my let's plays. The new studio is lacking stuff that Classic has