
This method is one of the useful and important ways to keep the external hard disk in the form of a computer as if you are using a computer with a double storage capacity, and how to make this tool is based primarily on the CD reader device and then add after the wires that They can read the hard drive or you can see a bunch of videos that will help you make this tool, but the thing I recommend is to buy this gadget from the Internet at very cheap prices up to $ 3 just by:
Hard Drive Caddy Case
After purchasing this device you will only have to remove the CD reader and compensate it as in the picture

In order to understand how to replace the reader with this device, which you bought from eBay, for example, I recommend you watch the following video: