How to Install MacOS 12 Monterey Beta on an External SSD by BarTech TV October 24, 2021, 12:07 am 1.2k Views In this video I explain how to install macOS Monterey public Beta onto an external SSD on your M1 or Intel Mac, and use it as your boot drive. Music: “Legacy of None” by Harris Heller from StreamBeats.com (Copyright Free) . Share this: See more Previous article Huawei Mate X2 : 5G Unboxing | 2021 First Foldable Smartphone Unboxing Next article WWDC 2021 Impressions – Completely Whelming