Samsung Galaxy 2013 (GT-B9388) Firmware Overview
What is the latest GT-B9388 firmware?
B9388ZMAMB1, released February 15, 2013 with Android 4.0. The archive holds 2 official builds across 1 region (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy 2013 still getting updates?
Most likely not: there has been no new firmware since February 2013, so Android 4.0 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
All GT-B9388 firmware builds
How to Flash GT-B9388 Firmware
Put the Samsung Galaxy 2013 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.