macOS Big Sur build 20A5354i

20A5354i
Build of macOS Big Sur
MacOS 11 20A5323l Desktop.png
Architecturex86_64
Compiled
Timebomb
Works in

macOS Big Sur build 20A5354i is the official Beta 5 and second Public Beta build of macOS Big Sur, which was released to Apple developers on 19 August 2020. This build does not support the 27-inch iMac (Retina 5K, 27-inch, 2020). Installing on those Macs will cause an error and a reinstallation of macOS Catalina is needed.[1] It was also released as the second public beta on 20 August 2020.[2]

References[edit | edit source]

  1. Clover, Juli. Apple Releases Fifth Beta of macOS Big Sur to Developers, MacRumors. 19 August 2020.
  2. Potuck, Michael. Apple releases second macOS Big Sur public beta, 9to5Mac. 20 August 2020.