crwdns2894164:0crwdne2894164:0
crwdns2894186:0crwdne2894186:0

crwdns2893792:0crwdne2893792:0 Goulithum ,

crwdns2893800:0crwdne2893800:0:

looks like  a similar model has already been answered, here's the link.

https://www.ifixit.com/Answers/View/134727/cant+connect+to+samsung+apps

hopefully this works for you.

crwdns2892198:0crwdne2892198:0:

open