Samsung has been pretty much excellent with rolling out One UI updates. The latest One UI 4.1 skin has already been rolled out to the recent flagships, and even affordable phones like Galaxy A52 5G and Galaxy A52 5G have joined the party. Samsung Galaxy S9, Galaxy S9+, and the Galaxy Note 9 won’t receive the One UI 4.1 update officially, as the brand has stopped software support for the devices after delivering a promised number of Android updates. In fact, the Galaxy S9, S9+, and Note 9 didn’t even receive the Android 11 update. But, you don’t have to worry, as this guide will help you install One UI 4.1 port ROM on your Samsung Galaxy S9, Galaxy S9, or Galaxy Note 9.
One UI 4.1 skin, based on Android 12, can be installed on Galaxy S9, Galaxy S9+, and Galaxy Note 9 by installing Noble ROM 2.1. Thanks to the developer AlexisXDA for bringing the One UI 4.1 port called Noble ROM 2.1, based on the official One UI 4.1 update for Galaxy Note 10.
According to the Noble ROM 2.1 changelog, the custom ROM includes all the features from One UI 4.1. Plus, the security patch has been upgraded to March 2022. The latest version of Noble ROM has some added tweaks that improve smoothness and general performance. It brings a disabled RMM lock, Remapped Bixby button, S22 wallpapers, RAM Plus, and improved camera features. Google Pay is working fine on Noble ROM 2.1 as Magisk manages to pass Google’s SafetyNet.
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Noble ROM 2.1 changelog for Galaxy S9 and Galaxy Note 9
- Updated base to N10+ with OneUI 4.1 and March’s Patches (HCV6)
- Updated Magisk to v24.3
- Fixed LED Notification
- Fixed Camera filters
- Fixed front Single Take in OneUI4 Camera
- Fixed Tethering USB
- Fixed Hi Bixby Voice Command on N9
- Fixed USB C headphones
- Fixed f2fs bootloop installation
- Fixed Advanced Debloat issues
- Fixed dark mode toggle missing
- Fixed Wireless Fast Charge
- Fixed 4G Icon arrows
- Enabled all apps in Dual Apps
- Added Reflections and Shadows Eraser in Photo Editor/Object Eraser
- Removed Vanced because it’s now discontinued by the devs
- Improved general performance
- Improved face unlock and fingerprint unlock speed
- Improved installer script, now the ROM can be easily installed.