Jan 01, 2019 · Official Full Firmware Android Marshmallow ASUS ZenFone 2. Recently on the previous release, the beta test firmware accidentally appeared on ASUS website, but after some time, it has removed with a clear clarification that the update which was published was only for Beta testers. Asus Zenfone 2 variants ZE551ML & ZE550ML started receiving Android Marshmallow update at the end of August. However, Asus kept the update as a manual process and most of the users were not provided an OTA update to Android 6.0.1.

Asus Zenfone 2 variants ZE551ML & ZE550ML started receiving Android Marshmallow update at the end of August. However, Asus kept the update as a manual process and most of the users were not provided an OTA update to Android 6.0.1. In this post I will share Full Firmware .zip Official Marshmallow for ASUS ZenFone 2 ZE551ML/ZE550ML you can read the official statement about Android 6.0 on ZenFone 2 Here. Before you update to marshmallow make sure backup your data.