Verified answer

Generally speaking, there are no difference between these file. All of them come from the disk.

But all of them cannot be opened or edited directly. What you need is preparing a tool. The software like: WinISO, Maqgiciso, Poweriso, Ultraiso can handle these kind of files.

Just google them.

how abt some basic steps? there's a setup as quickly as you turn your computing device on, that's accepted as BIOS. you may in lots of situations get into it by pressing Del key, F1 or F2, many times ESC key as properly. That setup defines that the 1st ingredient besides is hardisk, if not something is thr bypass to CD Rom etc etc. you may choose to alter it from hard disk to ur USBchronic. classes approximately the thank you to try this would desire to be there on the mind-blowing left or backside. in lots of situations pressing + or - or different keys strikes it up and all the way down to set precedence. notice: once you're performed you its a sturdy practice to place your hard disk back on the precise :) all of the suited

Well

Have tried WinISO lately. I got it from this site http://bitly.com/1k4g1CD

Check it out

Best of luck!