How to set the oppo mobile desktop calendar weather time

Oppo mobile phones now use the color os system which is deeply customized based on the Android system, so it is still an Android phone. Therefore, the calendar, weather, and time settings are the same as those of other Android phones:

Calendar/Time: System Settings-General-Date and Time, enter here to set what you want. If you are not going abroad, And when using Beijing time, it is recommended to turn on the "automatically determine time and date" option, so that it can be automatically updated when connected to the Internet.

Weather: There is a weather forecast icon on the homepage of the factory machine. You can set it by clicking on it.