J6 2018 ko software update karna kai baad naya kya mila maina abi software kiya

hello samsung. i am need software update for j6 infintybecause faceunlock is not secure

hello friends my name is ixhar freinds samsung sab sa bada brand hai maghar yeh sabsa zyada konjous bee hai samsung na huma naya j6 aur j7 duo mai full HD plus screen nhi diya jabki sari chinese companies full hd daita hai aur aak baat samsung kai ...

i am receive a new software update for j7 prime but andriod version is 7.0 not updates why????