How does k40 view battery health?

Check the battery health of the Redmi K40 mobile phone as follows:

1. The way to check the battery health of Redmi K40 mobile phone is to open the dialing interface of the mobile phone and enter *##6485##* to enter the testing interface of the mobile phone.

2. In the mobile phone test interface, you can view the battery information, status, battery power and other information.