Samsung is rolling out the One UI 3.1 update to many devices such as the Galaxy S20, S10, Note 10, and a number of midrange A and M series. However, the update is not available for the Samsung Galaxy Note 9.
One UI 3.1 is the last One UI update based on Android 11. As of this moment, the Galaxy Note 9 has not made the list. Do not worry though, because there are custom ROMs already available for this phone.
Noble ROM is the best solution if you want to get a taste of One UI 3.1. Developed by the recognized developer AlexisXDA, the ROM is based on the latest firmware (FUBD) and has all the benefits that come with a custom ROM. Furthermore, the developer has ported the official One UI 3.1 apps.
Download Samsung Galaxy Note 9 One UI 3.1 ROM
The ROM works on the following variants of the Note 9:
The ROM comes with a number of features. It is based on the latest FUBD firmware with March 2021 security patches. It is odexed and debloated. There are a few tweaks to improve battery life and performance.
- Samsung Galaxy Note 9: NOBLEROM1.0_Note9.zip
How To Install
Step 1: Download the ROM file and transfer it to the internal storage of your phone.
Step 2: Turn your phone off and go into recovery mode. To do so, press and hold the volume up and power buttons at the same time.
Step 3: While in recovery mode, wipe data and perform a factory reset. Additionally, wipe vendor and dalvik cache.
Step 4: Tap on Install and select the downloaded ROM file. Swipe to flash.
Step 5: Go through AROMA installer and choose which apps you want to install.
Step 5: Wait for the new ROM to be installed on your phone.
Once the installation process is over, reboot your phone. The first boot will take a while. That is it! Enjoy the new ROM with all One UI 3.1 applications installed.