will reduce after a few years.
Check the charger is working correctly,change the new charger to try
Check the connect USB charging line interface,try again..
7.5 No show the caller’s name
When the bluetooth connection,it not choose to upload directory ;or
not tick uploaded phone book ;
Reconnect again,do not sync the contacts,please reconnect again and
pairing.
Forgot to sync the phone book when reconnected,please pair the
device and connect BT again.
7.6 Voice quality is not good
Smart watch and the mobile phone too far away,please come close ;
Or bluetooth signal is bad.
The mobile phone signal is bad,change another place to answer the
phone.
7.7 Dynamic deta can’t sync,because of not log in the
back-end,movement data can’t save in the back-end,please register and log
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