How do I know the activation time of my mobile phone?

Check the activation time of my mobile phone as follows:

Running environment: I GT2Pr, realme UI3.0, etc.

1, open the phone settings.

2. Find "About Mobile Phone" in the phone settings.

3. After entering the mobile phone page, click the "status information" option to enter, and you can see the IMEI code.

4. After getting the IMEI code, we entered the official website of realme mobile phone and put three bar icons in the upper right corner of official website.

5. Select the service options below.

6. Select the activation time query icon below.

7. Enter the IMEI number of the mobile phone and click Query Now.