Hello

i have winca s160 4.4 android version I can’t install the apps cause old version of android can you help me please to update it for newer android version 

Flash version 

A009

MCU version 

11608200.A

Kernel version 

3.0.36+
rks160@winca-android #1

Mon Aug22 14:26:31 cst 2016

build number 

rk3188-eng 4.4.4 KTU84Q

eng.rks 160.20160822. 14223.WQ.TP000.i1