Samsung GALAXY S4 Quick Reference Manual page 2

My Carrier
This guide provides you with the information you need to get started.
For more information and additional support, please visit your carrier's
support page:
• Get support for your device online.
• Review your device's User Manual and troubleshooting FAQs.
• Review troubleshooting solutions.
NOTE: Devices and software are constantly evolving—the screen images and
icons you see here are for reference only.
NOTE: This device should only be used with firmware versions that have
been approved for use by the carrier and the device manufacturer. If
unauthorized firmware is placed on the device it will not function.