Hypixel 'link' Here

The server has evolved to require modern versions of Minecraft for certain modes like SkyBlock to support more advanced features. Wikipediahttps://en.wikipedia.org

You're referring to Hypixel, a popular online gaming community! hypixel

Hypixel offers a diverse portfolio of games. The server categorizes these into "Main" games and "Classic" games. The server has evolved to require modern versions