5.2.The smartwatch can not stay connected.................................................................................. 15
5.3. I cannot receive incoming call notifications and message notifications. ................................ 15
5.4.A message notification is displayed, but the content is not displayed.................................... 16
5.5.Time is incorrect........................................................................................................................ 16
5.6. Can not receive the verification code...................................................................................... 16
5.7. Incorrect sleep record.............................................................................................................. 16
5.8. Incorrect steps..........................................................................................................................16
5.9.Incorrect heart rate................................................................................................................... 17
5.10. Incorrect blood oxygen...........................................................................................................17
5.11. Will not count steps................................................................................................................17
5.12.Battery strains too fast............................................................................................................17
