Android Marshmallow for One G1 is now available via DIY (do-it-yourself method).
If you are one of those folks who got hold of the Cherry Mobile G1, you are in luck!
Because Android 6.0 AKA Marshmallow is now available!
As reported by Revu.com.ph, you can now manually update your G1 into Android 6.0 Marshmallow.
Monch, listed down 12 steps which you should follow carefully to upgrade your OS.