One UI 4 (Android 12) brings eSIM support to US Galaxy S21 devices
(Android Central)

It took long enough, but eSIM support has arrived for the S21 What you need to know eSIM functionality has been enabled for Galaxy S21 owners in the US. The feature was limited to global versions of the device up until this point. Users can access the eSIM on their devices after updating to One UI 4 based on Android 12. Earlier this week, Samsung began rolling out the stable version of One UI 4 based on Android 12 to owners of the Galaxy S21 series. This is one of the biggest updates to Android that we`ve seen in years, as the One UI 4 update brings Samsung`s take on Material You theming with dynamic colors and a new color palette to customize how your device looks and feels. But the update also brings a long-awaited feature for owners of the Galaxy S21 here in the US. According to a post by u/i_love_the_usa1776 on Reddit, the update to One UI 4 also adds eSIM compatibility. This is a feature that has been available for some time on global versions of the Galaxy S21 series, b...