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Browse device topics
Learn how to use your device like a credit or debit card to make payments at retail and online locations.
Move contacts, messages, music, and other data to your new device using ATnT Mobile Transfer.
Learn how to backup and restore contacts n data on the device with a computer.
Block or unblock calls from your device.
Add another person to your call, merge calls, place someone on hold and more.
Turn Bluetooth on or off, scan and connect to other Bluetooth devices, and unpair a connected device.
How to set up your device as a mobile hotspot to share your data connection with Wi-Fi-capable devices.
View cellular network signal, turn international roaming or your mobile data connection on or off.
Get tips on the best way to keep your device clean.
Set up your device for the first time or after having done a factory reset.
Add shortcuts and widgets, access the notification panel, changing wallpaper, and more.
Manage email settings such as sync frequency, server settings, signature, deleting an email account, and more.
Set text (SMS) and picture (MMS) message alerts, limits, display options and more.
Add your Exchange email account to sync email, contacts, calendar, and notes to your device.
Look at photos, watch videos, listen to songs, and more in just a few taps.
Manage camera and video settings including flash, timer, voice control, recording mode, storage location, and more.
Take a screenshot, edit a picture or video, use the front and rear camera, and switch between camera and video modes.
Switch between Easy mode (changes your Home screen to a more simple experience for first-time smartphone users) and Standard mode.
Learn how to update the software of the Samsung Galaxy S4 mini (I257).