Install Official Mate S Android 6.0 Marshmallow B321 Firmware Update [OTA Download]
Download and Install Official Mate S Android 6.0 Marshmallow B321 Firmware Update. Download the official stable CRR L09C432B321 OTA update listed over the version CRR L09C432B303 which is the Beta Android 6.0 Marshmallow update.
