Last Updated: Jan 31, 2011
Sometimes if the U301 USB Device Sprint 3G/4G Mobile Broadband is plugged in during system boot up, it will not be recognized by your computer.
To resolve this issue:
Note: At any time, you can check that you have the latest software version for your phone. For instructions on how to check your software version, from the SSV main menu, go to Tools > Check for Update Now.