CD/DVD Drive Not DetectedBefore Windows can see your Drive, it first has to appear in the Basic Input/Output System (BIOS). When getting error messages from Windows that state the CD or DVD drive is not detected, check to make sure it appears in the BIOS. Here's how:1. Boot up your PC.2. At the first logo screen, press F1 repeatedly until you see the BIOS setup screen.3. Using the left and right arrows to navigate, select Main (usually at the top left).4. The CD or DVD Drive name should be listed next to Primary Slave, Secondary Slave or Secondary Master.5. Navigate to Exit and exit without saving changes.If it is listed in the BIOS but the CD/DVD Drive no longer functions, then a ribbon cable could have come loose. If that is not the case either, try uninstalling the device in Device Manager. Here's how:1. Go to Start>> Control Panel>> System>> Hardware...