Guys im new in dafont..

what should i upload for illustration file?

i see here only show the preview font without the color (just black and white). should i make new preview cover with only Text of my font for dafont? if yes any recomendation what pixels do i have to make?

sory for my bad engglish

Illustration - Max width: 800px
If possible in PNG and not JPG.
Graphics with solid backgrounds saved in JPG will be rejected.
JPGs converted in PNG will be rejected as well, you must export to PNG the original, undamaged file.

example: https://www.dafont.com/peng-chau-nights.font