How to write short messages for Lenovo p80?

After entering these three keys, press the * key to switch the Pinyin bar! My S90 is like this

1 Press * to switch when finished.

After the call, if the phone is the one in the list, please use the up and down keys to switch.

3 Then press 1 to switch and play.

Press it a few more times and you will switch letters.

These are all mobile phones that I have used. I hope I can help you.

Feel for yourself.