The Galaxy Grand Duos GT-I9082 is getting the Android 4.2.2 update on the device all around the world and currently it is being rolled out in Russia before the other countries but it would be available everywhere soon. The Android 4.2.2 Jelly Bean is the last update that would be available for the Galaxy Grand Duos and after that, there would be no update available for the smartphone.
The update details for the Samsung Galaxy Grand 4.2.2 update are as follows:
Model Name: Galaxy Grand Duos
Model Version: GT-I9082
OS Version: Android 4.2.2 Jelly Bean
Build Date: 29.07.2013
The build number for the update is I9105PXXUBMG8 and this is better and different than the update that was leaked some time ago, and the new features that are appearing in the Android 4.2.2 update include:
Dedicated toggle menus in the status bar
Improved switching of the tasks
Daydream screensaver mode
Apart from the above changes, there is a lot of improvement in the performance of the device after the 4.2.2 update. And to talk specifically for the device’s Samsung TouchWiz interface, the Galaxy Grand would be seeing a few features coming from the Galaxy S4, and some new widgets specifically for this device.
If you wanted to manually check for the update, you can do that by going to the Settings > About > Software update where the OTA update would be sent anytime soon for your device. Do ensure that you are saving all the data and taking a backup before you actually update the device.
You could check how to update Android 4.2.2 on Nexus 4 with the Slimbean build, and learn about updating Samsung Galaxy S4 to Android 4.3 with the OTA update file.