How did the health code become 24 hours?

The steps to change the health code to 24 hours are as follows.

1. Modify the date and time of the mobile phone system, open the mobile phone settings, and click the date and time.

2. Turn off automatic date and time determination.

3. Manually adjust the date and time of the following mobile phone, and then reopen the Liaoshitong health code, which will change the time of the health code, so that the health code will become 24 hours.