As promised, RealmeUI 3.0 is was officially detailed today. The OS is redesigned, faster and more secure. RealmeUI 3.0 has a more spatious design aimed to lower information density by adding more white space. The icons have gone 3D with added outlining and shadows, and are more colorful than the older 2.0 ones. Android 12's new theming with interchangeable accent colors is here. Always on display has been updated - you can set any photo that RealmeUI 3.0 will convert to a white on black outline. Realme's mascot 'realmeow' is featured as an AoD element as well. With RealmeUI...
Source: https://www.gsmarena.com/realmeui_30_is_based_on_android_12_first_beta_to_come_to_gt_line_in_october-news-51407.php