Samsung Galaxy Ace 3 (Latin) (GT-S7270L) Firmware Overview
What is the latest GT-S7270L firmware?
S7270LUBUAMG3, released July 29, 2013 for region PBS with Android 4.1–4.3. The archive holds 2 official builds for this region.
Is the Samsung Galaxy Ace 3 (Latin) still getting updates?
Most likely not: there has been no new firmware since July 2013, 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-S7270L firmware for region PBS
How to Flash GT-S7270L Firmware
Put the Samsung Galaxy Ace 3 (Latin) 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.