Update

[Lekshmanan]

Samsung Promised 4 Years Of Update In Some Devices...Am Using  M21 ..A Full Pf 4 Years M21 Get Quarterly  Basis ? Or Changes Applicable ?

M10 , M20, M30 listed In Binannual..

[Novastark]

First 3 years quarterly updates. 4th year biannual update

[yusufganja]

First 2 years of Quarterly.after 2 years of Binannural