c# - Windows fonts are not recognized on .net 3.5 + windows xp -

i want set font of label

labeltime.font = new font("gotham rounded medium", 120); 

in win8 works. on xp machine not. font listed in font folder. reinstalled isn't recognized winxp+.net 3.5? font works example in wordpad.

any ideas?

winforms on win xp doesn't use gdi+. therefore can't display otf fonts. converting fonts ttf enable them on win xp.