Huawei Ascend Mate 7 recently received Android 6.0 Marshmallow update, but after updating the firmware, some users longing for the previous Android 5.1 lollipop firmware for some reasons. Beyond doubt, Android 6.0 Marshmallow update brings better performance, Emotion UI 4.0 and many new features to the Ascend Mate 7. However, some users are experiencing poor performance after updating to Marshmallow.