Jin Li's mobile phone sends messages in English. How to set it to Chinese?

This is the relationship between input methods.

Click the switch key on the shortcut toolbar at the top to switch the input method menu and select the desired input method and keyboard style: Pinyin Nine Keys, Pinyin Full Keys, English Nine Keys, English Full Keys, Stroke and Handwriting.

Click the Chinese/English button in the lower right corner to switch the input method to Chinese or English.