Samsung Galaxy Grand 2 LTE (SM-G7105) Firmware Overview
What is the latest SM-G7105 firmware?
G7105XXUBQG2, released August 21, 2017 for region FTM with Android 4.4.2. The archive holds 2 official builds for this region.
Is the Samsung Galaxy Grand 2 LTE still getting updates?
Most likely not: there has been no new firmware since August 2017, so Android 4.4.2 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
SM-G7105 firmware for region FTM
How to Flash SM-G7105 Firmware
Put the Samsung Galaxy Grand 2 LTE into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Use HOME_CSC to keep your data, CSC for a full wipe.