Dvd writer doesn't read plain dvds

i have a new lg gh22np20 dvd writer. when i inserted a moser baer 4.7 gb plain dvd in it and tried to open my drive, it says"F:\ IS NOT ACCESIBLE.
i also have a samsung CD RW/DVD-R DRIVE . PLEASE HELP ME? HOW CAN I BE ABLE TO READ BLANK DVDS:confused::confused::confused:

You cannot, BLANK is blank.

Just use a proper burning app like Nero or Imgburn.