Galaxy Xcover 4 SM-G390W with product code XAC from Canada. This firmware has version number PDA G390WVLU1BRK2 and CSC G390WOYA1BRK2. The operating system of this firmware is Android 8.1.0 , with build date Wed, 14 Nov 2018 09:41:35 +0000. Security patch date is 2018-11-01.