Install OneUI 8 on Galaxy S20 Ultra! 🚀 ExtremeROM Quant v3.0 Guide (S25 FE Port)

The Galaxy S20 Ultra lives on! In this video, we are installing the ExtremeROM Quant v3.0.0, which brings a full OneUI 8 port (based on the S25 FE) to the S20 series. Get the latest Galaxy AI features, S25 Ultra ringtones, and massive performance improvements on your Exynos S20 Ultra. ​What’s New in v3.0.0: ✅ Based on latest S25 FE Firmware ✅ Full OneUI 8 / Android 16 features ✅ Galaxy AI Support ✅ Fixed 120Hz & Motion Photo ✅ Adaptive Refresh Rate & Super HDR Important Links: 🔹 ROM Thread: https://xdaforums.com/t/rom-oneui-8-p... 🔹 Installation Wiki: https://github.com/ExtremeXT/ExtremeR... ​Note: This is for Exynos variants only. Ensure you have a backup before proceeding!