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Huawei mate20 EMUI System 9. 1.0. 123 Ann Bunny Evaluation Version 8.0.6
Method 1: Check the battery usage in the engineering menu.
1/3 Step by step reading
Step 1: Click the dial icon to enter the dial interface and dial * # * # 2846579 # * #, as shown in the following figure:
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After the second step of input, enter the project menu and click the power supply, as shown in the figure below:
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Step 3: In the power supply interface, you can see the battery usage and battery temperature, as shown in the following figure:
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Method 2: Check the battery loss through the application.
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Step 1: Download the application in our mobile phone application market, click in and select the battery loss test, as shown in the following figure:
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Step 2: Enter the battery loss test interface, plug in the mobile phone charger, and start to test the battery loss. Here you can see that the original battery capacity is 4000mAh, as shown in the following figure:
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In the third step, after continuous charging for more than 10 minute, we can see the degree of battery loss, from 4000mAh to 3578mAh, with a loss of 422mAh. The longer the continuous charging time, the more accurate the measurement, as shown in the following figure:
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1. Call *#*#2846579#*#* to check the battery usage of the mobile phone.
2. Download the application, and then click Battery Loss Test.
3. After the battery loss test, connect the charger and test it.
4. If the battery is continuously charged for more than 10 minute, the degree of battery loss can be seen.
Matters needing attention
Tips: Huawei's mobile phone battery loss test needs continuous charging 10 minutes or more.