This is Noble rom, an android 12 custom rom for the Galaxy Note 9 and S9 by AlexisXDA on XDA. It has some bugs but nothing that's deal breaker, some stuff have
Samsung Galaxy Note 9 is official: Specs - Price & Release Date - Features!
Noble ROM 2.0 brings Android 12 to Galaxy S9 and Note 9, sorry Samsung One UI 4! - Sammy Fans
Como Instalar Android 12 en Samsung S9 S9+ Note 9 actualizar oficial One Ui 4.1 noble rom - YouTube
One Ui 4.1 Android 12 On Galaxy Note 9 S9 Plus S9 - YouTube
This is Noble rom, an android 12 custom rom for the Galaxy Note 9 and S9 by AlexisXDA on XDA. It has some bugs but nothing that's deal breaker, some stuff have