How To Install Zawgyi Font On Sony Xperia

Hi, i also have been trouble like that. I installed zaw gyi one ttf to samsaung galaxy tab 3 ,but i couldnt change in setting saying the message like that. So i tried zaw gyi flip font from play store the same thing. Couldnt change. is there anyone help how to fix?thank you very much.

How To Install Zawgyi Font On Sony Xperia