any new update for samsung s7 eadge , or what happened no more update ?

see I get my Samsung s7 not from long time , but it have too many problems , and I took it to Samsung more than 2 times they change the battery the mother board and too many things , so the device have a lot of problems from the day I bought it ,so a...

I'm feeling very frustrated after i get this mobile "s7 edge" i thought it will be a strong good one , it become very hot the battery goes fast shades on the screen and when i put the mobile on loudspeaker then turned it to headset it keeps on the lo...

how to use and take photos in the dark by the night mode ,because i try but the photo stay dark , so how can i activities it or even take a photo in the dark ?

i'm getting lines from time to time on the screen it will stay for few minutes and then go , its normal or there is a problem?