Samsung Galaxy Trend (SCH-I699I) Firmware Overview
The archive lists 2 official builds for the Samsung Galaxy Trend across 1 region (CSC). The newest one is I699IKEUANH1, released August 23, 2014 with Android Cream.
How to Flash SCH-I699I Firmware
Put the Samsung Galaxy Trend into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with the same or a higher Bit than the one installed — a lower bootloader binary will be rejected.