a. Please make sure that you have a BD drive which you can insert a blank BD 25 or BD 50 disc.
b. Please make sure the Blu-ray drive which you used has burning function, only ND drive with burning feature can help finish the burning task.
c. Please make sure the system has read the drive and disc successfully, which means you could find the drive and disc by clicking "My computer". Only the drive read correctly by the system, can you choose to burn into disc with Blu-ray Creator.