Device help
Get step-by-step help and info for your device.
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Browse the web, add bookmarks, and access browser settings to clear history and block or unblock pop-ups.
Download apps, games, movies, music, books, magazine, newspapers and more.
Remove an icon from your home screen and delete apps from your device.
How to view, switch between, and close running applications.
Backup Google account data in the event you have to replace or reset your device so you can restore later.
Find My Mobile allows you to manage your device in a secure way by tracking and controlling your device remotely.
Perform a soft, factory, and alternate master reset of the device.
Use AT&T Personal Cloud to back up and sync your contacts, photos, videos, and more from your device to the cloud.
Backup & Restore with Computer
Backup and restore your device with a computer.
Backup & Restore with Memory Card
Backup photos, files, and contacts to increase device memory or transfer to another device.
Backup Google account data in the event you have to replace or reset your device so you can restore later.
Fix backup, sync, restore or transfer issues
Start a flow to troubleshoot backup, sync, restore or transfer issues.
Transfer your data and apps from your old device to your new one
Tips and tricks to extend your battery performance.
Tips on charging your battery.
AT&T ActiveArmor Mobile Security
Use AT&T ActiveArmor to automatically block fraudulent calls, warn  about phone spam, and temporarily block unwanted calls.
Block or unblock calls from your device.
Manage call forwarding from your device.
Learn how to set up AT&T Call Protect for an HD Voice-capable smartphone on your AT&T wireless account.
Add, view, delete, and customize contacts by adding a picture or ringtone.
Fix call forwarding or caller id issues
Start a flow to troubleshoot call forwarding or caller ID issues.
Start a flow to troubleshoot phone call issues.
Learn what features are available while on an active call.
Place, receive, and reject a call.
Make & Receive an AT&T Video Call
AT&T Video Call lets you make and receive HD Voice calls combined with real-time video.
Use your Wi-Fi connection to talk and text when cellular coverage is limited or unavailable.
Airplane mode will disable all wireless services on the device. Calls, data, and text messages cannot be sent or received. Disable Airplane mode to restore regular device function.
Turn Bluetooth on or off, scan and connect to other Bluetooth devices, and unpair a connected device.
Start a flow to troubleshoot Bluetooth issues.
Start a flow to troubleshoot hotspots issues.
Start a flow to troubleshoot internet issues.
Start a flow to troubleshoot Wi-Fi issues.
Set up your device as a personal hotspot and share your data connection with Wi-Fi-capable devices.
View cellular network signal, turn international roaming or your mobile data connection on or off.
How to connect to a Wi-Fi network.
Determine your device's SIM card type, operating frequencies, physical characteristics, storage, and more.
Learn How to Clean Your Device
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.
Control your device by making specific movements with your hand.
Add your Google account to sync Gmail, Chrome, YouTube, Google Maps, and more.
Cut and paste, use speech-to-text, and access keyboard settings.
Learn & Customize the Home Screen
Make changes to wallpaper, themes, home screen panels, folders and screen grid.
Install and remove the SIM and battery.
Turn your device on and off.
Block messages from your device.
Manage email settings such as sync frequency, server settings, signature, deleting an email account, and more.
Start a flow to troubleshoot email issues.
Start a flow to troubleshoot messaging issues.
Change text (SMS), picture (MMS), emergency, and AMBER alert settings.
Add and download email attachments, respond to an email and more.
Create and respond to text (SMS) or picture (MMS) messages, add, save, and view received attachments and more.
Add your email accounts so you can read and send email on your device.
Use AT&T Personal Cloud to back up and sync your contacts, photos, videos, and more from your device to the cloud.
View and pay your AT&T bills online, manage your account, reset passwords, or upgrade your AT&T services.
Use voice commands to control your device and access voice control settings.
Access the calendar and manage events.
Use AT&T Personal Cloud to back up and sync your contacts, photos, videos, and more from your device to the cloud.
Manage camera and video settings including flash, timer, voice control, recording mode, storage location, and more.
Start a flow to troubleshoot audio issues.
Start a flow to troubleshoot camera issues.
Take and edit a picture or video, use the front and rear camera, and switch between camera and video modes.
Transfer Media To & From a Computer
Transfer files to or from your device and a computer.
Free apps typically get revenue through ads, pop-ups, or notifications. Learn how to manage these on your device.
Find My Mobile allows you to manage your device in a secure way by tracking and controlling your device remotely.
Reset a forgotten pattern lock.
Learn about the AT&T Secure Family app
Do your children have smart devices? Use Secure Family to locate their devices, manage  their internet use, block apps or websites, and more.
Lock or unlock your display, set a screen security lock type (pin, password, or pattern), get your PUK code, or request your device be unlocked from the AT&T network.
Learn how to determine if you might have harmful software (malware) on your device and get tips to help fix the issue.
Accessibility features allow you to improve the usability of your device for users affected by impaired vision or hearing, cognitive difficulty, or reduced dexterity.
Set the date and time and use the alarm clock.
Change the brightness, display time out, and orientation.
Switch between Easy Mode (changes your Home screen to a simpler experience for smartphone users) and Standard mode. Easy mode provides an easier interface with a simpler layout and larger font size.
Learn how to access and adjust notification settings, and turn notifications on or off.
Change volume settings, ringtones, notification alerts, and do not disturb mode.
Check the available device storage.
Find IMEI, Serial Number & Phone Number
View the device IMEI, phone, and serial number.
Start a flow to troubleshoot software update issues.
Android phones have a feature called Safe Mode, which can help you rule out problematic apps as the cause of your device problems.
Software update for the Samsung Galaxy J3 (2016) (J320A)
Learn how to update the software of the Samsung Galaxy J3 (2016) (J320A).
Determine your current device software version and check for updates.
Access Usage Manager to view data usage, set data limits, and see the apps using the most data.
Free apps typically get revenue through ads, pop-ups, or notifications. Learn how to manage these on your device.
Use application manager to improve your app and device performance.
Start a flow to troubleshoot contacts or photos issues.
Start a flow to troubleshoot internet issues.
Start a flow to troubleshoot messaging issues.
Start a flow to troubleshoot phone call issues.
Start a flow to troubleshoot power and battery issues.
Start a flow to troubleshoot screen issues.
Start a flow to troubleshoot SIM card issues.
Start a flow to troubleshoot voicemail issues.
Perform a soft, factory, and alternate master reset of the device.
Android phones have a feature called Safe Mode, which can help you rule out problematic apps as the cause of your device problems.
Check your voicemail messages.
Change or Reset Voicemail Password
Reset a forgotten password or change an existing voicemail password.
Start a flow to troubleshoot voicemail issues.
Manage voicemail settings and security
Learn how to manage your voicemail, including recording a personal greeting and changing your password.
Set up voicemail.