Samsung Galaxy Grand (GT-I9080L) Firmware Overview
What is the latest GT-I9080L firmware?
I9080LUBUBND1, released July 21, 2014 for region PCT with Android 4.1–4.3. The archive holds 3 official builds for this region.
Is the Samsung Galaxy Grand still getting updates?
Most likely not: there has been no new firmware since July 2014, so Android 4.1–4.3 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
GT-I9080L firmware for region PCT
How to Flash GT-I9080L Firmware
Put the Samsung Galaxy Grand 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.