I have galaxy note 9 bought recently Just 9 monthsAgo but still I using one UI 2.5 I want update from samsung my phone was old software please give me a update This is a big problem for note 9 users so please solve the problem

I want update atleast one UI 4.1My phone was old software please give me a update

I am using galaxy note 9 but still I using one UI 2.5 and I don't have any update from samsungI want update from samsung