Unable to save imported fonts in my APP

I am facing one problem that whenever I upload the font in “Font Typeface Import (ttf)” so it has been uploaded 100% and Font has been appears inside Assets but after that when I do refresh the page of Makeroid than my uploaded Font I couldn’t find inside Assets and also due to adding this Font my App size should be increase but size remains same. So please if any one can help me regarding this above problem.
Thanks and best regards