▁the ▁characters ▁" 4 8 ▁m ega ▁pixels ". ▁There ▁is ▁a ▁night ▁mode ▁that ▁increases ▁the ▁bright ness ▁at ▁low ▁light ▁levels , ▁while ▁reducing ▁noise , ▁and ▁a ▁live ▁focus ▁mode ▁that ▁creates ▁a ▁Bo ke h ▁effect ▁through ▁the ▁depth ▁sensor . ▁The ▁camera ▁supports ▁ 4 K ▁video ▁recording ▁at ▁ 3 0 ▁f ps , ▁super - st ead y ▁video , ▁hyper lapse , ▁and ▁slow ▁motion ▁video . ▁Additionally , ▁it ▁features ▁S amsung ' s ▁scene ▁optim izer ▁technology , ▁which ▁recogn izes ▁ 2 0 ▁different ▁scenes ▁using ▁A I ▁and ▁automatically ▁adjust s ▁the ▁camera ▁settings . ▁ ▁Software ▁ ▁The ▁S amsung ▁Gal axy ▁M 3 0 s ▁runs ▁on ▁the ▁Android ▁ 9 . 0 ▁( P ie ) ▁operating ▁system , ▁with ▁S amsung ' s ▁One ▁UI ▁skin , ▁which ▁repos itions ▁the ▁touch ▁area ▁in ▁stock ▁S amsung ▁apps ▁towards ▁the ▁bottom , ▁making ▁the ▁interface ▁easier ▁for ▁one ▁handed ▁use ▁with ▁a ▁large ▁screen . ▁The ▁M 3 0 s ' ▁features ▁include ▁B ix by ▁( although ▁the ▁B ix by ▁button ▁is ▁not ▁present ), ▁Google ▁Ass istant , ▁S amsung ▁Health , ▁and ▁S amsung ▁Pay . ▁ ▁Re ception ▁ ▁Crit ical ▁reception ▁ ▁The ▁phone ▁received ▁generally ▁positive ▁reviews ▁from ▁critics , ▁with ▁its ▁camera ▁receiving ▁most ▁criticism . ▁N D TV ▁gave ▁the ▁phone ▁a ▁score ▁of ▁ 8 / 1 0 , ▁pra ising ▁the ▁battery , ▁display , ▁and