I have Samsung Galaxy Tab 2 10.1 inch. It is a 3G tab and 3G has been stopped in India. Can this 3G tab can be upgradable to 4G or not. It has android 4.2.2 and had not received a update from very long time. Please help me. Thanks

There are many features which are not added in galaxy j7 prime. In these features there are also not assistive touch and screen recording feature available. Please add these features in the form of a small system update. Thanks 

I have galaxy j7 prime and the android version is 8.0 oreo and I want 9.0 pie update for my galaxy j7 prime. Please release the update for it. And secondly there is also not network speed feature. Please add it.Thanks