Aoa

meray pass kuch important dvds hen (these are autoplay video lectures) ...men un dvds ke copies bnana chahta hn ...jis dvd pay data save he wo bazahir to 4.7 gb ke maxell dvds hen . lakin jab men un say data copy krta hn tou it says u i have not enough space ...
phr menay un ke properties men ja k check kya tou kisi dvd men 22 gb data save hey kisis men 28 gb ....

how this is possible to save 22 gb data in 4.7 gb data .
meray pass pc men sirf 14 gb space h for copying .. ab men wo data kesay copy krn aur kis tarah wo 22 gb ko 4.7 gb wali dvd men save krn????

kindly tell me solution if any one knows . thanks