How to Troubleshoot a Magic Jack

By Eric Cedric

The Magic Jack is a USB-connected device that turns a computer with Internet access into a telephone. Plug the USB device into the computer and then plug a standard telephone into the jack and use the Internet as the telephone connection. The Magic Jack is designed to be a plug-and-play device thats starts up when the computer is turned on and the device plugged in. If you are experiencing troubles with your Magic Jack, use some tips recommended by the manufacturer.

Things You'll Need

  • Computer with USB port
  • Magic Jack

Step 1

Turn off the computer, unplug the Magic Jack from the USB and plug it back in. Turn the computer on and see if this solved the problem. If not, unplug and plug it into a different USB port on the computer.

Step 2

Go to the Start menu and select "Computer." Go to C:>Documents and Settings>Users>Application Data>Roaming> mjusbsp> in00000 if you use Windows Vista. Copy your file name associated with the Magic Jack and close. Click the Start icon. Click the "All Programs" button. Right-click on the folder. Turn off the computer and start again. The Magic Jack should open upon starting the computer. Go to the start menu and visit C:>Documents and Settings>[your name]> Application Data> mjusbsp> in00000 if you use Windows XP and follow the same procedure as you would with Vista.

Step 3

Use a different computer if you're having trouble with a computer owned by an employer. It may have firewalls or restrictions placed by the company's IT department.

Step 4

Install the Mac OS driver for Magic Jack again, if using a Mac. Unplug the Magic Jack, erase the last install. Push the Magic Jack back into the USB hub. Turn off the computer and start again. Click "Start Magic Jack" and follow the install and registration prompts. Fill out the information fields. Enter the name and password you selected in the prior install in the information fields and click enter. The Magic Jack should now be working.