Summary: Android 15 with One UI 7 is expected to start rolling out to the Samsung Galaxy S23 series as early as next week.

Explore a detailed guide on sideloading the One UI 7 stable build on the Galaxy S23 Ultra. Step-by-step instructions for Android 15 on Galaxy S23, S23+, and S23 Ultra.

Here's our Samsung Galaxy S25 Ultra vs Samsung Galaxy S24+ specs comparison. Two large-format cousins from different generations.