We've made updates to the YouTube Partner Program to strengthen our community & prevent impersonators + spammers from harming our platform. We understand this affects many channels, but believe it's necessary to protect our creators. For the full updatehttps://goo.gl/T1pvG3
Smaller channels can still grow–monetization doesn't impact how videos appear in search or how they're promoted/recommended across YouTube. Also creator features and tools like custom thumbnails, live streaming, etc are still available.