How to switch spelling when sending messages in grades?

How to spell pinyin for sending short messages on mobile phones? Hello, dear, the typing method of mobile phone pinyin is as follows: 1. Use the input method that comes with the mobile phone to input pinyin. When editing short messages or chatting with Q in your mobile phone, click the keyboard key in the upper left corner of the input method to switch to Pinyin, and then click the letters on the input method to type. 2. Use the input method software for pinyin input. First download and install the input method on the mobile phone, and then set this input method as the default input method in the mobile phone settings. When editing short messages or chatting with Q in your mobile phone, click the keyboard key in the upper left corner of the input method to switch to Pinyin, and then click the letters on the input method to type. I hope I can help you.