Upgrading The Phone Software - Zte Z557 User Manual

Upgrading the Phone Software

There are several ways to upgrade your phone software:
 Use the online upgrade tool.
 Use the one-press upgrade package offered by your
mobile service provider.
 Use your PC to download an upgrade package to your
microSDHC card and install it to your phone from the card.
NOTE:
Visit the ZTE official handset service support website
(http://www.ztedevices.com/support) to learn more about the
above upgrade methods, as well as which phones and
methods are supported.
125