macOS Big Sur: 20A4299v Release Notes
Notes and Known Issues General Known Issues Important: Updating to macOS Big Sur 11 beta from previous versions of macOS might take significantly longer than expected. [...]
macOS
macOS Mojave beta 4 Release Notes
macOS Mojave beta 4 is pre-release software. Do not use this pre-release software in a commercial operating environment or with important data. You should back up all of your [...]
macOS Mojave beta 3 Release Notes
macOS Mojave beta 3 is pre-release software. Do not use this pre-release software in a commercial operating environment or with important data. You should back up all of your [...]
macOS Mojave beta 2 Release Notes
macOS Mojave beta 2 is pre-release software. Do not use this pre-release software in a commercial operating environment or with important data. You should back up all of your [...]