macOS Big Sur 11.0 beta (20A4299v) MAS (MacOSX)

macOS Big Sur raises the most advanced desktop operating system in the world to a new level of power and beauty. Experience Mac fully with exquisite new design. Enjoy the biggest Safari update. Explore new features for cards and messages. And get more transparency with regard to your privacy.

What Mac will receive macOS 11:
MacBook 12 "(2015 onwards and later);
MacBook Air (2013 onwards and later);
MacBook Pro (2013 onwards and later);
Mac mini (2014 onwards and later);
iMac (GV 2014 and higher);
iMac Pro (GV 2017 and higher);
Mac Pro (2013 onwards and later).

A preliminary version of macOS Big Sur for developers today is available to program participants Apple Developer Program site developer.apple.com, a public beta will be available for Mac users later in the month of July on beta.apple.com site. The official version macOS Big Sur will appear this fall in the form of free software update for Mac computers, presented in mid-2013 or later.

It is preliminary and is not available on the installation media.
Install at your own risk. Designed for developers.
It is highly recommended before you upgrade, make a backup in Time Machine.

Compared with macOS Catalina, macOS Big Sur ceased to maintain several models of Apple computers. We are talking about these models:
MacBook Pro 2012 and early 2013,
MacBook Air 2020
iMac 2012
iMac 2013
Mac mini 2012

Year: 2020
Version: 11.0 beta (20A4299v)
Developer: © 2020 Apple, Inc.
Developer website: https://www.apple.com/macos/big-sur-preview/
Platform: Intel only
Language: Russian + English
Tablet: No pills
System requirements: OS X 10.9 or later, 64-bit processor.