How to check the activation time and factory time of the mobile phone?

Check the activation time and date of the mobile phone as follows:

Tools/raw materials: Huawei P30, EMUI 1 1, setting 1.0.

1. Open the settings of the mobile phone. In the settings list, select the option about mobile phone, as shown in the figure below.

2. Enter the mobile phone information page and open the electronic three-guarantee voucher information, as shown in the figure below.

3. Enter the electronic three-guarantee voucher information page to check the effective date, that is, the activation date of the mobile phone.