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Browse device topics
ARTICLES
Get directions and navigation using ATnT Navigator.
Learn to browse the web and manage tabs and bookmarks.
Access browser settings to delete browser history, set the home page, and more.
How to view, switch between, and close running applications
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Backup & restore with computer
Learn how to backup and restore contacts n data on the device with a computer.
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Tips n tricks to extend your battery performance.
How to charge your battery.
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Block or unblock calls from your device.
Learn how to manage call forwarding from your device.
Add another person to your call, merge calls, place someone on hold and more.
Learn how to show or hide your caller ID when making calls.
Learn what features are available while on an active call.
Place, receive, n reject a call.
Learn how to use speed dial and manage speed dial contacts.
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Learn how to turn Airplane mode on and off.
View cellular network signal, turn your mobile data connection on or off.
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Provides an overview of the device layout.
Learn & customize the home screen
Add shortcuts and widgets, access the notification panel, changing wallpaper, and more.
How to install the battery, SIM, and memory card (for applicable devices).
Turn your device on and off.
Learn your device's SIM card type, operating frequencies, physical characteristics, storage, and more.
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Learn how to block messages from your device.
Set text (SMS) and picture (MMS) message alerts, limits, display options and more.
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Record voice memos using your device.
Use voice commands to control your device and access voice control settings.
Look at photos, watch videos, listen to songs, and more in just a few taps.
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Play music, turn the music player off.
Access, view, and share your photos and videos.
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Lock the device screen, set and change security lock, and locate device.
Set or change password security
Enable or change the password on your device.
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This article describes how to change the device's alerts.
Choose which ringtone your device will use to alert you to incoming calls.
This article describes how to change the wallpaper, or background, of the home screens.
Set the date n time.
Change the display time out, brightness and orientation.
This article provides an overview of location services and GPS features.
Change volume settings, ringtones, and notification alerts.
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Check the available device storage.
View the device IMEI, phone, SIM (ICCID) n serial number.
Learn how to update the software of the Samsung Rugby III (A997)
Determine your current device software version and check for updates.
Access Usage Manager to view data usage, set data limits, n see the apps using the most data.
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Change or reset voicemail password
How to troubleshoot the voicemail feature.
Set up voicemail on your device.
Fix common service and device problems.