When was Huawei p40 revised?

Huawei's mobile phone time adjustment method is as follows:

1. If your Huawei mobile phone system is EMUI8.0 or above, click Settings, as shown in the following figure:

If your Huawei mobile phone system is lower than EMUI8.0, click Settings; Advanced settings, as follows:

2. Click the time and date to enter the following interface. After turning off the Automatically Determine Date and Time switch, click Date and Time and make settings.