How to delete and reinstall the weather forecast of OPPO mobile phone?

Take OPPO R9S mobile phone as an example, the specific method is as follows:

First find the "weather" item on the desktop of OPPO R9S mobile phone.

2. Press and hold the weather icon until the "X" symbol in the upper left corner of the icon is unknown. Click "X" to delete the weather.

Third, find the item "Software Store" and click Enter.

4. Search "Weather" after entering, then find the weather to install, and click Install.