Windows Insider Channelsの名称変更

Hey Folks! Today, we’re excited to announce some changes to the way we release new builds to all Windows Insiders. We are transitioning and converting our current ring model, based on the frequency of builds, to a new channel model that pivots on the quality of builds and better supports parallel coding efforts. In addition […]

情報源: Introducing Windows Insider Channels | Windows Experience Blog

各チャネルの名前が変わるようです。

Fast & Skip Ahead Channel → Dev Channel
Slow Ring → Beta Channel
Release Preview Channel → Release Preview Channel

詳細は情報源へどうぞ。