MARY SAATH YEH MASLAA HAY KEH JAB MAIN FDISK RUN KARAT HOON TO PEHLAY OLD PARTION TO DELETE KARTAA HON . PEHLAY PRIMARY DOS TO DELETE HO JAATEE HAY LAKIN EXT DOS JA DEL KARTAA HOO TO MESSAGE AATAA HAY KEH EXT DOS CAN NOT BE DELETE DUE TO LOGICAL DRIVE LAKEN LOGICAL DRIVE JAA DELETE KARTAA HOO TO MESSAGE AATA HAY NO LOGICAL DRIVE EXIST . MERI DERIVE c OR D HAY C 5 % OR d 95% HAY MAIN ISS KOO KASAY PARTIO KAROON