so once again visit Samsung service centre n get it update....it will work

check that jio sim in other handset n make it confirm is that working or not ?

Dear frndcheck weather u hv recharged or not.. check the settings in sim manager..

u can set it back in the settings..

Dear frndzz.. for nougat all apps will get new updates. wait for d notifications for new apps updates. All Fb messenger etc will get update soon.. tnk u all for comments..#Samsung #Nougat #Rockzz....