We may use DVD when we need to connect the external CD to play video, but what if the DVD on the computer host can't be opened? Let me sort out the relevant methods of how to do if the DVD on the computer host can't be opened for you. I hope it will be helpful to you!
The DVD on the computer host cannot be opened. The solution is as follows
The faulty optical drive cannot be turned on when the power is turned on
Find a paper clip and straighten it
There is a circular hole above the switch button as shown by the arrow in the figure
Insert the straightened paper clip into the small hole and keep pressing the switch button with your finger
So the CD-ROM drive is opened