Samsung Galaxy Tab S4 (T837A)

Device help

Find step-by-step help for your device.
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ARTICLES

Access downloaded files

Access files downloaded from a web browser, email, and messages.

Browse the Web

Browse the web, add bookmarks, and access browser settings to clear history and block or unblock pop-ups.

Download apps & games

Download apps, games, movies, music, books, magazines, newspapers and more.

My Files

Use My Files to open and manage downloaded and device created files.

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AT&T Personal Cloud

Back up and sync your contacts, photos, videos, and more from your device.

Backup & restore with computer

Backup and restore your device with a computer.

Backup & restore with Google

Backup Google account data in the event you have to replace or reset your device so you can restore later.

Backup & restore with memory card

Backup contacts, photos, and files to increase device memory or transfer to another device.

Samsung Smart Switch Mobile

Transfer your data and apps from your old device to your new one.

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Battery life

Tips and tricks to extend your battery performance.

ARTICLES

Block or unblock calls

Block or unblock calls from your device. Block anonymous calls.

Call features

Learn what features are available while on an active call.

Contacts

Add, view, delete, and customize contacts by adding a picture or ringtone.

Make & receive an AT&T Video Call

AT&T Video Call lets you make and receive HD Voice calls combined with real-time video.

Wi-Fi Calling

Use your Wi-Fi connection to talk and text when cellular coverage is limited or unavailable.

ARTICLES

Airplane mode

Turn Airplane mode on and off.

Bluetooth

Turn Bluetooth on or off, scan and connect to other Bluetooth devices, and unpair a connected device.

Mobile hotspot

Set up your device as a mobile hotspot and share your data connection with Wi-Fi-capable devices.

Samsung SmartThings

How to access and use Samsung SmartThings.

Signal & cellular data

View cellular network signal, turn on or off international roaming, and your mobile data connection.

Wi-Fi

How to connect to a Wi-Fi network.

ARTICLES

Activate device

Set up your device for the first time or after having done a factory reset.

AT&T AllAccess

View data usage, set data usage alerts, pay bills, add features, and more.

Device setup

Set up your device for the first time or after having done a factory reset.

Gestures & navigation

Control your device by making specific movements with your hand or S Pen.

Google sign-in

Add your Google account to sync Gmail, Chrome, YouTube, Google Maps, and more.

Insert SIM & memory card

Install and remove the SIM and memory card (MicroSD).

Keyboard & typing

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.

S Pen

Use Airview, Air command, write memos on the screen, and more.

Specifications

Determine your device's SIM card type, operating frequencies, physical characteristics, storage, and more.

User accounts

Create and manage separate user accounts for your device.

ARTICLES

AT&T Messages

ATnT Messages is a free app that brings together your call logs, visual voicemail, and text n multimedia messages into one inbox. In addition to phone access, ATnT Messages is also available from your tablet or a computer.

Email settings

Manage email settings such as sync frequency, server settings, signature, deleting an email account, and more.

Messaging settings

Change notification settings for ATnT Messages.

Send & receive email

Send and receive email, add and download email attachments, respond to an email and more.

Send & receive messages

Create and respond to text (SMS) or picture (MMS) messages, add, save, and view received attachments and more.

Set up email

Add your email accounts so you can read and send email on your device.

ARTICLES

AT&T Personal Cloud

Back up and sync your contacts, photos, videos, and more from your device.

ARTICLES

Screen projecting

Project photos, videos, and media on your device to another device (TV, tablet, computer, etc.).

AT&T Personal Cloud

Back up and sync your contacts, photos, videos, and more from your device.

Visual Intelligence

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.

Calendar

Access the calendar and manage events.

DIRECTV app

Watch, search, record, and more. You never have to be without the entertainment you can?t live without. With the DIRECTV app on your phone, your favorite movies and shows are all right there in your pocket, ready to entertain whenever the mood strikes you.

Daily Board

Learn how to access and use Daily Board.

Dex

Learn how to access and use Dex.

Dual Media Stream

How to set up and use Dual Media Stream. Dual Media Stream allows you to stream audio to up to two Bluetooth devices simultaneously.

Google Assistant

Use voice commands to control your device and access voice control settings.

HBO Max

All of HBO together with new hits, classic favorites, plus new Max Originals.

Hello Bixby

Hello Bixby allows you to quickly set reminders, create voice dictation, search and access content on your phone and on the internet.

Multi window

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.

myAT&T

View and pay your ATnT bills online, manage your account, reset passwords, or upgrade your ATnT services.

NumberSync

Use one smartphone number across multiple devices to send and receive texts, make and receive calls, and more.

ARTICLES

Access, store photos & videos

Learn how to access and store Photos n Videos.

Advanced photo & video features

Learn how to access and use Camera modes, effects, customization, and crop a photo.

AT&T Personal Cloud

Back up and sync your contacts, photos, videos, and more from your device.

Camera & video settings

Manage camera and video settings including picture size, flash, and timer.

Take a picture or video

Take and edit a picture or video, use the front and rear camera, and switch between camera and video modes.

Take a screenshot

Take a screenshot.

Transfer photos & videos

Transfer files to or from your device and a computer.

ARTICLES

Ads, pop-ups & notifications

Free apps typically get revenue through ads, pop-ups, or notifications. Learn how to manage these on your device.

Find My Mobile

Find My Mobile allows you to manage your device in a secure way by tracking and controlling your device remotely.

Secure Folder

Secure your personal content and keep it hidden on your device.

Secure my 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 ATnT network.

Viruses & Malware

Learn how to determine if you might have harmful software (malware) on your device and get tips to help fix the issue.

ARTICLES

Accessibility

Accessibility features allow you to improve the usage of your device for users affected by impaired vision or hearing, cognitive difficulty, or reduced dexterity.

Date & time

Set the date and time and use the alarm clock.

Display

Change the brightness, display time out, and orientation.

Notifications

Learn how to access and adjust notification settings, and turn notifications on or off.

Sounds & alerts

Change volume settings, ringtones, and do not disturb mode.

ARTICLES

Available memory

Check the available device storage.

Find IMEI, phone & serial number

View the device phone, serial, and IMEI numbers.

Safe Mode

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

Learn how to update the software of the Samsung Galaxy Tab S4 (T837A).

Software version

Determine your current device software version and check for updates.

View & manage data

Access Usage Manager to view data usage, set data limits, and see the apps using the most data.

ARTICLES

Ads, pop-ups & notifications

Free apps typically get revenue through ads, pop-ups, or notifications. Learn how to manage these on your device.

App troubleshooting

Use application manager to improve your app and device performance.

Reset device

Perform a soft, factory, and alternate master reset of the device.

Safe Mode

Android phones have a feature called Safe Mode, which can help you rule out problematic apps as the cause of your device problems.

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