All Sony Xperia has been upgraded by the Android 4.1 Jelly Bean version, as per Sony Mobile announcement.
The update scheduled plans are for owners of Sony Xperia T, Sony Xperia TX and Sony Xperia V as all are progressing as planned, will be the first to receive the Android 4.1 Jelly Bean upgrade during February and March.
Moreover, other Xperia P, Xperia J and Xperia Go will be receiving Android updation from the end of March, followed by Sony Xperia S, Xperia SL, Xperia ion and Xperia acro S within the subsequent weeks.
Sony also said that users of Xperia U, Xperia miro, Xperia tipo and Xperia sola will have to wait for Jelly Bean upgrade or subsequent upgrades as still no chance for these smartphones to update with it.
There will be change in timing and availability of Android upgrade version as per market and customer variants.