This Firmware flash for Samsung Galaxy Grand 2 with the Model Number is SM-G710K. Firmware Region is South Korea and CSC code is KTC KT Corporation. Make sure the Model Number are correct with you device. You can check the Model Number in Setting - About phone (Model Number), If phone can't start you can find it by flipping your phone or among the things you found in the box. This Firmware PDA is G710KKTUBOH1 with OS KitKat(Android 4.4.4) and the Firmware are build on Tue 25 Aug 2015 15:02:00 pm.

Download Firmware Samsung Galaxy Grand 2 (SM-G710K)

AP Version: G710KKTUBOH1
CSC Version: G710KKTCBOH1
Android Version: KitKat(Android 4.4.4)
Region: KTC KT Corporation
Country: South Korea
Binary: N/A

Build Date: 2015-08-25 15:02:00
Size: 1.2 GB
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About Phone:

Samsung Galaxy Grand 2 Android smartphone. Announced Nov 2013. Features 5.25″ TFT display, Snapdragon 400 chipset, 8 MP primary camera, 1.9 MP front camera, 2600 mAh battery, 8 GB storage, 1.5 GB RAM.

Admin Nov 23, 2020 SM-G710K, KTC

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How to flash firmware

Extract (unzip) the SM-G710K_KTC_G710KKTUBOH1......G710KKTUBOH1.zip file. using WinRAR or 7-Zip.
Download Odin Tool 3.14.1
Extract Odin and open it.
Reboot Samsung Phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)
Connect you Samsung Phone and wait until you get a BLUE sign in Odin.
Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots.
Do NOT tick any extra boxes. The only options to be ticked are F.Reset Time and Auto-Reboot.
Click the start button, wait for Odin to say 'PASS' in a GREEN sign. Once the flash is complete, your phone will reboot, and you can disconnect your phone from the PC.