when i copy files and images from external usb drive and install the images on pc some files of image are corrupt.then recopied it,install again then it worked on pc but when i burned the image onto Dual Layer dvd files where corrupt again.I,ve done that 4 times.I,m using windows 7 64 bit 8gb ram
2. you pull out device before transfer completes or donot safely remove usb
3. your dvd rom is wicked, try another player
4. DVD disk are bad.
5. the dvd writer is loosing strength
6. high speed recording done, try lower write speed.