If you are using Windows Vista or later version, the contents of this site are compatible with the system fonts you already have in you computer.
For Windows XP or earlier version you have to install a Unicode font which supports Bengali. It's a matter of few seconds to install the font by following the given instructions.
For Mac version Download the font and configure it according to Mac OS.
1. For Windows XP or earlier version download any font you like from bellow
Download Arial Unicode