Yes. Android 8 is out for our devices with bt, volte and a bigger screen
Whatsapp audio working again on 25-5 build.
I did a dirty flash and wiped dalvik cache after
With some audo glitches i think but working nice.
So I can install that firmware and after that I could install twrp?
In last nightly when i disabled ''back up my data'' under Settings/Back up & reset, the heavy battery drain was gone.
I also disabled auto sync options.