Flash playstore on offical 4.1.2 nokia x without any problems first you need to root the device and install lewa recovery in it here is the procedure then you need to download the flashable zip file download from here next put it in the root of your sd card now goto recovery by vol up and power when phone vibrate leave the power keep holding vol up till lewa logo came now goto install find the file that place in sd card now flash it reboot the phone done all main gapps will be install in same package tested on my own device now sharing it actually nokia x came up with jellybean 4.1.2 so therefore gb is flash on it you can install custom roms as well find in the same page search it due to Microsoft policies nokia not able to install gapps for there users so now user can install it by itself enjoy ....
