Thanks for your query. We would like to inform you that kindly check the performance of your device after following below mentioned steps: 1. You can check the handset performance in “Safe Mode” of your handset. (Restart the device. Press and hold the Low Volume Key until the screen lock appears. Then safe mode will appear, To Exit from Safe Mode, kindly restart the device.) 2. If issue still persist, we request you kindly take backup of whole important data which is save in your phone internal memory then perform “Reset”.