Samsung says my note 2 on 4.1.2 is on latest OS

[AC Question]

I onow for a fact a note 2 is able to gwt 4.4.2 and ive been on 4.1.2 for almost year as i gor my note 2 last year. I kive in uk and i got this mobile of a friend. Its oeiginially and unlockes mobike. Im running o2. When i try o uodate its says it on latest os and ive contacted samsung and they say that im on the latest aoftware which i am obviously not. What csn i do? I have no acxes to a oc so i cant instalk manually. I did try kies and no action. Same result. Ita not rooted either. I live in UK

 

[the tall guy]

Please see previous response.