Custom font mode (choose one): 1 Simple mode   Put your font file into the folder under 2 Advanced Mode   Create font folder,put the font of the system corresponding to the file name on the directory. The example DroidSans.ttf, DroidSansFallback.ttf. After the completion of the above steps, re-enter the love font to a custom font list, click on the list to switch font. Note:   Please ensure that your fonts tested, failed to avoid font substitution.