After upgrading Samsung Galaxy Grand Duos update to Android Jelly Bean 4.2.2 got much bugs and problems, here is solutions to fix those bugs permanently.
Most of these solutions are findings of online web research. If you have any more, please do let us know via comment box.
Problems and Solutions to Fixed Android Jelly Bean 4.2.2
Here are the most common problems that arises after upgrading Samsung Galaxy Grand Duos and also the fixes you can try out to fix those bugs permanently.
P.S: I am not sure each bug will fix with these solutions but, you can at-least give a try.
#1. Don’t know how to Capture Screenshot?
Capturing screenshot can be capture using your palm swipe on screen of Android Jelly Bean. Just place your hand palm at one edge of screen and swipe from end to end. Your Screenshot will be save automatically in storage file manager.
#2. No options on Call like Add Call, Mute, Hold, Bluetooth Headset?
After upgrading your settings will be changed automatically. To get back your dailer screen as previously, go to Settings> Screen Mode and change it to Standard Mode. You will get your old dailer screen with all options
#3. Apps Speed Reduce and Stop Working
With upgrading to Jelly bean 4.2.2, touch will be very smooth and performance will be very good. But, most of the apps will be working slow, because of increase in Android OS performance reduce free RAM memory for apps.
In that case, Switch your mobile to Power Saver Mode from drop down bar. And also clear RAM memory, Uninstall unwanted apps which eat up phone memory, Clear Cache Data of particular application.
#4. Messages Not working
If messages not working, restore your device, but before that take backup of your messages, call logs and contact with Samsung Kies. Restoring your device will only delete and restore your settings. It wont revert back your device to original version of Jelly Bean.
Note and Conclusion:
Did your bug got fix with above solution? Please do comment below with your experience. Also If you have any other bug not mentioned, please let us know, we will try our best to find solution to fix it.