Device help
Get step-by-step help and info for your device.
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Access files downloaded from a web browser, email, and messages.
Browse the web, add bookmarks, and access browser settings to clear history and block or unblock pop-ups.
Download apps, games, movies, music, books, magazines, newspapers and more.
Use My Files to open and manage downloaded and device created files.
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 a Computer
Backup and restore your device with a computer.
Backup & Restore with Memory Card
Backup contacts, photos, and files 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.
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. Block anonymous calls.
Learn what features are available while on an active call.
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.
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.
Turn Airplane mode on and off.
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 mobile hotspot and share your data connection with Wi-Fi-capable devices.
How to access and use Samsung SmartThings.
View cellular network signal, turn on or off international roaming, and your mobile data connection.
How to connect to a Wi-Fi network.
Determine your device's SIM card type, operating frequencies, physical characteristics, storage, and more.
Use Airview, Air command, write memos on the screen, and more.
Create and manage separate user accounts for your device.
Set up your device for the first time or after having done a factory reset.
View data usage, set data usage alerts, pay bills, add features, 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 or S Pen.
Add your Google account to sync Gmail, Chrome, YouTube, Google Maps, and more.
Install and remove the SIM and memory card (MicroSD).
How to manage your keyboard settings, use auto-complete, Swype, and more.
Learn & Customize the Home Screen
Add shortcuts and widgets, access the notification panel, changing wallpaper, and more.
AT&T Messages is a free app that brings together your call logs, visual voicemail, and text & multimedia messages into one inbox. In addition to phone access, AT&T Messages is also available from your tablet or a computer.
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 notification settings for AT&T Messages.
Send and receive email, 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.
The Multi Window feature provides split-screen functionality, which allows you to use two applications at the same time. Complete multiple tasks on one screen; take notes while watching a video, or search the web and check your email messages simultaneously.
View and pay your AT&T bills online, manage your account, reset passwords, or upgrade your AT&T services.
Use one smartphone number across multiple devices to send and receive texts, make and receive calls, and more.
Hello Bixby allows you to quickly set reminders, create voice dictation, search and access content on your phone and on the internet.
Project photos, videos, and media on your device to another device (TV, tablet, computer, etc.).
Bixby Vision gives you a deeper understanding of what you're looking at through your camera by identifying landmarks, translating languages, or showing you where to buy an item.
Browse the web, add bookmarks, and access browser settings to clear history and block or unblock pop-ups.
Access the calendar and manage events.
Learn how to access and use Daily Board.
Learn how to access and use Dex.
How to set up and use Dual Media Stream. Dual Media Stream allows you to stream audio to up to two Bluetooth devices simultaneously.
Use voice commands to control your device and access voice control settings.
Learn how to access and store Photos & Videos.
Advanced Photo & Video Features
Learn how to access and use Camera modes, effects, customization, and crop a photo.
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 picture size, flash, and timer.
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.
Take a screenshot.
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.
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.
Secure your personal content and keep it hidden on your device.
Lock or unlock your display, set a screen security lock type (pin, password, pattern, or face register), 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 usage 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.
Learn how to access and adjust notification settings, and turn notifications on or off.
Change volume settings, ringtones, and do not disturb mode.
Check the available device storage.
Find IMEI, Phone & Serial Number
View the device phone, serial, and IMEI numbers.
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 Tab S4 (T837A)
Learn how to update the software of the Samsung Galaxy Tab S4 (T837A).
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.
Start a flow to troubleshoot voicemail issues.
