Hi Piky ;)
I notice that you do not have the ux map_changer.zip (which does not exist in the update of this Skin 04/11/2017 which uses ExternalMapChanger.zip).
This ux works wonders on android so I put it online and test it and tell us.
Spoiler: Hide
Spoiler: Hide
to activate it: Main menu \ Settings \ Select Map provider
Regards