Hello I from Malaysia ,i have a problem whe i tried to convert my pendrive to bootable and the format changed to udf. ihave same problem would be can't format when i tried to format my pendrive it say "there is no disc in G,insert a dics n try again.i so tired to try to use jetfflash recoverytool v 1.10.12 n when i press start the information box contains "The UFD cannot use this program to repair.i have try use another flashdisk recovery like hp and sandisk. i get same meaning massage my drive could not have a format that. please help me i so sad .... help me please I'm so regret to try install OS using pendrive. help me please.....