Apple today seeded the second beta of an upcoming macOS Big Sur 11.4 update to developers for testing purposes, with the new beta coming two weeks after the release of the first macOS Big Sur 11.4 beta.
Developers can download the macOS Big Sur 11.4 beta using the Software Update mechanism in System Preferences after installing the proper profile from the Apple Developer Center.
According to Apple’s developer release notes, the macOS Big Sur 11.4 update adds Intel Mac support for AMD’s 6000-Series Navi GPUs. It is not yet clear if there are also other outward-facing features included.
Read more at MacRumors.com