Please can you elaborate what you did to 'register the phone' - how did you resolve the problem with uncertified device?
I simply followed this https://forum.xda-developers.com/lenovo-p2/how-to/fix-uncertified-google-play-store-t3773337 and it ...
Are you 2 using xposed at all too?
yes, systemless xposed v 86.2
does systemless xposed 86.5 work too? Or only 86.2? Is 86.2 systemless?
I used 86.2 systemless as stated in the first post ("you must be using topjohnwu 's systemless xposed v86.2 exactly. It seems to mostly work during my non-extensive testing...
Did you unmount System after erase system/bin/su and system/xbin/su?
If this can help you, I did NOT unmount system after erasing the two folders
Now PokemonGo work for me. I have latest cm13.
I made this:
Install cm13+gapps+supersu rs1(from first post)
When boot i tried if su work
reboot in TWRP
in twrp file manager i erase system/bin/su and system/xbin/su with...