I have a nubia z7 with rom version 2.05 (Android 5 and Nubia UI 3), with google apps working without problems. Even youtube.
It took 3 days to figure out how to do it, without rooting the phone.
But some tools are needed...
I upgraded my phone rom (which came with version 2.26, a modified 1.26), put rom 2.02 then 2.03 and at last 2.05, which is the last one in nubia chinese site.
I used nubia rom updater, for the roms version 2.02 and 2.03 you have to decompress to each folder and point...
Read more
It took 3 days to figure out how to do it, without rooting the phone.
But some tools are needed...
I upgraded my phone rom (which came with version 2.26, a modified 1.26), put rom 2.02 then 2.03 and at last 2.05, which is the last one in nubia chinese site.
I used nubia rom updater, for the roms version 2.02 and 2.03 you have to decompress to each folder and point...
Read more