Last Updated: Nov 19, 2013
You may experience the following problem with your i576 by Motorola.
If you insert your SIM card and receive the Insert SIM error, do the following::
If you still experience problems or determine the card is defective, please visit the nearest Sprint Service & Repair Center for assistance with resolving 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 and update your phone software, refer to Check for Updates.