1. Maybe there is insufficient memory on your phone; delete some APPs and then check whether you can log in normally.
2. Long press “Home” on your phone, clear the watch phone APP and other APPs running in the background, then open the APP again.
3. Restart your phone.
2. Long press “Home” on your phone, clear the watch phone APP and other APPs running in the background, then open the APP again.
3. Restart your phone.