This Firmware flash for Samsung Galaxy A31 with the Model Number is SM-A315G. Firmware Region is New Zealand and CSC code is XNF . 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 A315GDXU1CVA2 with OS R(Android 11) and the Firmware are build on Fri 25 Feb 2022 20:00:00 pm.