Optimize the battery
From the home screen, swipe up for
Apps, and then tap Settings > Battery and device care .
What’s in the box
•Samsung Galaxy A03s
•SIM card
•SIM Ejector Pin
•USB-C to USB-C Cable
•Quick Start Guide
•Terms and Conditions
Guide Start Quick Phone
AT&T 4-Star
Eco-Rating 2.0
att.com/ecospace
AT&T Eco Rating 2.0 only applies to Samsung Galaxy A03s. For limited factors evaluated visit att.com/ EcoSpace. Wireless Emergency Alerts is a registered Trademark and Service Mark of CTIA.
©2022 Samsung Electronics America, Inc. Samsung
&Samsung Galaxy are registered trademarks of
Samsung Electronics Co., Ltd. Contains
| Printed in USA |
Useful apps*
myAT&T
Manage your account, track your usage, review and pay your bill, and update your data plan service.
AT&T ProTech
Have a question, call or chat with a live AT&T ProTech support expert.
AT&T Smart Wi-Fi
Find and auto-connect to available hotspots.
AT&T Call Protect
Tired of nuisance calls? Take more control with automatic fraud blocking and suspected spam warnings.
Device Help
Get easy to understand solutions and device-troubleshooting help
*Compatible device and subscription may be require Data and messaging rates may apply. Restrictions and limitations may apply. For more app information, go to https://att.com/shop/apps
Find more information
Manage your account with myAT&T
•On your phone: Swipe up for Apps, and
then tap the AT&T folder > myAT&T.
•On the web: att.com/myATT
Compatible device and online account required. Data and messaging rates may apply for download and app usage.
Need more help?
•On your phone: Swipe up for Apps, and
then tap AT&T folder > Device Help.
•On the web: att.com/DeviceHowTo
Give us a call
•611 from any AT&T wireless phone
•800.331.0500 or prepaid 800.901.9878
Device Protection
Remember to protect your device against
loss, theft and damage. Learn more at
att.com/protectyourdevice
Samsung Care
•To access user manuals, tips, videos, and more, visit samsung.com/us/support
•For hardware or software support, call
800.726.7864 or visit samsung.com/us/ support/contact
•To find a repair center, visit