Your desktop computer may have multiple optical disc drives. You have the original CD drive for burning CDs. You installed a DVD drive to burn DVD home movies. The PC could have at least two disc drives with drive letter assignments in the Windows operating system. These drives are also detected by Windows Media Player (WMP), which creates confusion when you only want to burn from one disc drive. Microsoft has included a step in the WMP CD burning process to help you choose the desired drive. Writer Bio
