Xiaomi 2S weather forecast can't be updated. What happened?

The weather forecast of Xiaomi system cannot be updated because there is no networking, and networking can be updated manually. The specific steps are as follows:

1. Connect the mobile phone to the network and open the "Weather" application in Xiaomi's mobile phone system.

2. On the weather forecast page, manually drop down the page to refresh, and the weather forecast can be updated.