I have come across threads asking "how to install stock latest firmware on rooted devices"
or " No OTA updates on rooted devices"
So are you tired of searching the stock firmware ???
Here is the Guide to upgrade your phone with the latest firmware on Samsung Galaxy Grand 2 using Samsung Kies 3
NOTE : This processes will unroot your device & install the latest firmware from Samsung.
Things required :
A computer (Windows OS /MacOS) ,Kies 3 software, USB cable,Samsung Galaxy Grand 2 (SM-G7102 in my case) & last but not least an active internet connection.
Install Samsung Kies
Click on Tools
Firmware Upgrade and Initialization.
(Pop up window will appear)
Enter the device Model Number/Name (ie "SM-G7102" in my case) Note : Must be in uppercase.
Now Enter the S/N ( serial number) found on the sticker in the battery compartment
From your phone go to Settings-->General -->About device --> Status-->Serial Number. Note : Must be in uppercase.
Click Ok again.
Check Initialized Version of the firmware
To Proceed click OK
Check mark on Terms & Condition
Turn off your phone
Go to download mode on your phone ( press volume down, home and power buttons at the same time until Warning!! appears on the display & press volume up key in order to enter download mode )
Connect your device
Click on Start Upgrade
Note : wait till the process get complete & do not unplug device during the upgrade process.