jynxbox android m6 to android 4.2.2

hi can someone help me out to upgrade my android tv box model jynxbox m6 from android 4.1.2 to android 4.2 at least so i can upgrade my kodi to lates version here is my android info
model number-------------------------------------jynxbox m6
Uboot version-------------------------------------78f8fd7-dirty(20140118.112722)
Kernel version-------------------------------------3.0.8-g525c782
luoj@ubt124)
525c782(20130805.095414)
Build number-------------------------------------V1.03.04.MX01_20140325


any help will be appreciated,thanks in advance.

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