You can eject, close, close CD/DVD Tray of Windows computer using Hotkey, Desktop Shortcut, Context Menu or freeware like Door Control, WinEject & NirCmd.

On the left pane, click on Computer or My PC. To eject the CD/DVD/Blu-ray drive, right-click on the drive icon and select Eject. If the drive does not have an eject button, ...

If you're looking to safely eject your USB drives, on the other hand, we've covered that, too. Do more at the command prompt with NirCmd Read More Create a Shortcut or Hotkey to Eject the CD/DVD ...

Items placed on top of your computer may prevent the disc from being ejected. Quit any applications currently using the disc. Then hold down the "Eject" key or press "F12" to eject the disc.

My Mac Pro tower computer doesn't seem to have an eject button for its CD/DVD drive. Apparently, the button is on the keyboard that it came with.

Boot into Open Firmware and eject If you have a Mac that will not startup properly and has a stuck disc, try booting into Open Firmware by holding down Command, Option, O key and F key during startup.