How to Update Exynos Note 8 to official One UI Beta based on Android 9 Pie [N950FXXU5ZSA5]

How to Update Exynos Note 8 to official One UI Beta based on Android 9 Pie [N950FXXU5ZSA5] Samsung’s One UI Beta program is already available for the Exynos variants of Galaxy S8 and S8...