MacOS Big Sur build 20F71

macOS Big Sur build 20F71 is a build of macOS Big Sur 11.4, which was released to Apple developers on 17 May 2021 as the official release candidate build. It was later released as the RTM build of macOS Big Sur 11.4 a week later on 24 May 2021.

New features
This release includes new audio related features for Apple Music, including Spatial Audio with Dolby Atmos and Lossless Audio.