Whether your registering device for first time or if you registering and transfeing one device to another, your magicjack should be plugged in via usb port to complete registration process.
Registration Process for New Customers Only.
(Watch This video if you want to register device and you have never owned a magicjack)
Registration Process Current customers Only
(Watch this video if you already have a magicjack and want to register your new magicjack by transferring your old device too your new device along with years of service)
If for some reason you do not get the registration screen that pops up when you plug the device in, please make sure to disable any pop up blocker that you may have and then unplug device and replug it back in and see if the screen will pop up....
If you do not have a pop up blocker and it still will not allow you to register,
then you can go to this web address http://magicjack.com/plus-v05/register.html and make sure your device is plugged directly into computer and click on the big orange buttin that says I'm ready lets go.