1. View through the dialing interface: enter the dialing interface of Huawei mobile phone, enter the special code *#2846579#, and then dial. After that, you can enter the project menu page, select the charging option, and check the battery life, charging ratio and temperature.
2. View through the mobile phone service interface: Find the "I want to test" option in Huawei's mobile phone service interface and click Enter. In the "I want to test" interface, users can find the information of battery life. If the battery is in good condition, there is usually no optimization prompt; If the battery is unhealthy, it will be tested and a prompt will be given.
3. View through mobile phone settings: Find the battery option in mobile phone settings, and click "More Battery Settings" or "Battery Health" to view the maximum capacity of the battery, which reflects the life of the battery. Usually, more than 90% of the capacity indicates that the battery is in good health, and 80% to 90% indicates that the battery is in general health. If the battery capacity is below this range, you may need to consider replacing the battery.