Here is the official Marshmallow update, version B330, for Huawei G8 (RIO-L01) handsets based in Russia. It is completely stable and can be downloaded as full Update.app package via the direct download link provided below.
Download Huawei G8 (GX8) B330 Marshmallow Firmware [Europe]
Huawei G8’s full B330 Marshmallow firmware has officially been made available to download in European countries. This update is based on Android 6.0.1 Marshmallow with a layer of Emotion UI 4.0 on top.
Download Huawei G8 (GX8) B340 Marshmallow Firmware [Europe]
You can download the official B340 Android 6.0.1 Marshmallow update for your Huawei G8 RIO-L01 using the direct links provided here.
