[Pre Release] macOS Sequoia 15.1

Upgrade from Sequoia 15.1 Beta5->Beta6 proceeded without issues via incremental OTA. Booting with Open Core 1.0.1. Not using OCLP. Needed to temporarily disable BluetoolFixup.kext 2.6.9 for successful incremental update and re-enabled BluetoolFixup.kext after the update was complete. Sequoia 15.1 Beta6 has fixed (again) the Ethernet issue that affected Remote Desktop connections to Windows and Linux.

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