Yesterday I received updates and after updating I wasn't getting calls and my mobile was showing not connected to network whereas it was showing proper network signal strength.I restarted and enabled and disabled aeroplane mode but same issue.Lastl...
It is a common issue if purchasing from alternative sources.I too purchased a Samsung galaxy A56 last year from Amazon and on checking found it was pre activated before 4 months so immediately I returned it back and purchased from Samsung store.