help me date file ???

[syed_basit]

bhai main kisi ko file ko convert karon to main formate factory use karta hon ar ab main ak file ko abi date main convet karna chahta hon koi song hy laken formate factory main ye nahe hy ????? apcheck kar k bata dian k kahan hy ar ye b bata dain kis formate main file clear hoti hy yani koi video ko convert karon video clear b ho