LILYGO T-Watch V3 won't turn on for the first time? How to solve it?

LILYGO T-Watch V3 won’t turn on for the first time and won’t charge? How to solve it?

Hello my friend, please follow the instructions below:

Tip: You need to turn on the switch when you turn it on for the first time, and it is recommended to turn off the battery switch when it is not used for a long time.