macOS 10.12.4 Sierra beta 2 is now available to developers February 7, 2017 by admin Tweet Apple today released the second Developer Beta build of macOS 10.12.4 Sierra. The news comes a day after the company released new builds of iOS 10.3, watchOS 3.2, and tvOS 10.2. Read more… Neowin Related Posts:Apple shows off macOS Ventura at WWDC with a beta…Apple launches second beta for iOS 17.5, macOS 14.5 and moreApple releases updates for iOS, iPadOS, macOS,…DuckDuckGo browser beta available for macOS, but…These are the codenames of Apple's iOS 19, macOS 16,…