How to check the service life of other people's mobile phones?

Check the service life of the mobile phone and operate it in the settings.

1, open the settings of the mobile phone desktop, enter the settings interface, and slide the screen down;

2. Find and click the system, click the mobile phone, enter the interface and slide down to find and click the status information;

3. Find the boot time after entering the status information interface. This is the time used after the phone is turned on.

Tips: The boot time refers to the time from the last boot to the present use of the mobile phone, not the time from the purchase to the present use of the mobile phone.

Extension: Teach you to check the usage time of China Mobile's mobile phone number.

1. First, we need a mobile phone and make sure it is connected to the Internet. Then we download and install China Mobile app, and click Open.

2. After we open China Mobile, we can log in directly, click My in the main interface after logging in, and then click the reserved business.

3. After we click to enter the established business, we can see that there are basic functions in the page displayed by the mobile phone, and then click directly.

4. In the basic functions, you can see star credit service, call waiting, SMS and other services. Because SMS is necessary for every mobile phone to open a card, here we take the subscription time or effective time of SMS as the card opening time.