Device help

Explore tutorials and more for your device.
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LG G5 (H820)

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Something not working with your device?

Fix common service and device issues.

Learn all about your device

Want to get to know your device a litte better? Explore features, find out how to keep it safe, and more.

Learn more about your LG G5 (H820)

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Block or unblock calls

Block or unblock calls from your device.

Call forwarding

Manage call forwarding from your device.

Call Protect

ATnT Call Protect allows you to automatically block fraudulent calls, warns you about phone spam, and temporarily blocks unwanted calls.

Contacts

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.

Fix phone call issues

Start a flow to troubleshoot phone call issues.

Make & receive a call

Place a call, make a conference call, speed dial, answer or decline a call, and reject a call with a text.

Make & receive an AT&T Video Call

ATnT 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.

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Airplane mode

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.

Bluetooth

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

Fix Bluetooth issues

Start a flow to troubleshoot Bluetooth issues.

Fix hotspot issues

Start a flow to troubleshoot hotspots issues.

Fix Internet issues

Start a flow to troubleshoot internet issues.

Fix Wi-Fi issues

Start a flow to troubleshoot Wi-Fi issues.

Mobile hotspot

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

Signal & cellular data

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

Wi-Fi

Turn Wi-Fi on or off, connect to a Wi-Fi network, and remove a Wi-Fi network.

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Specifications

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

Cleaning your device

Get tips on the best way to keep your device clean.

Device setup

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

Gestures & motion

Control your device by making specific movements with your hand.

Google sign-in

Registering a Google account allows you to download and purchase content in the Google Play Store, access email through the Gmail application, receive personalized Google Search results, and have your account automatically logged in for all other Google-based services on your device.

Keyboard & typing

Keyboard functions, auto-complete, Swype, copy n paste, one-handed operation, and keyboard settings.

Learn & customize the home screen

Make changes to wallpapers, themes, home screen panels, folders, screen grid, and EasyHome.

Phone assembly

Install and remove the SIM and battery.

Power device on or off

Turn your device on and off.

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Available memory

Check the available device storage and free up space.

Find IMEI, phone & serial number

View the device IMEI and phone numbers.

Fix software update issues

Start a flow to troubleshoot software update issues.

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 LG G5 (H820).

Software version

Determine your current device software version and check for updates.

View & manage data

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

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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

Clear an application's cache, stop an application, check for an application update, and remove and reinstall an application.

Fix contacts and photos issues

Start a flow to troubleshoot contacts or photos issues.

Fix Internet issues

Start a flow to troubleshoot internet issues.

Fix messaging issues

Start a flow to troubleshoot messaging issues.

Fix phone call issues

Start a flow to troubleshoot phone call issues.

Fix power and battery issues

Start a flow to troubleshoot power and battery issues.

Fix screen issues

Start a flow to troubleshoot screen issues.

Fix SIM card issues

Start a flow to troubleshoot SIM card issues.

Fix voicemail issues

Start a flow to troubleshoot voicemail issues.

Reset device

There are four ways to reset your device if you are experiencing issues: Power cycle, Restart, Factory data reset and Alternate reset.

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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Access voicemail

Check your voicemail messages.

Change or reset voicemail password

Reset a forgotten password or change an existing voicemail password.

Fix voicemail issues

Start a flow to troubleshoot voicemail issues.

Manage voicemail settings & security

Learn how to manage your voicemail, including recording a personal greeting and changing your password.

Set up voicemail

Set up voicemail.

More Topics

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Browse the Web

Browse the web, use browser tabs and bookmarks, and access browser settings to clear history, manage pop-ups, and more.

Download apps & games

Download apps, games, music, movies, and more using Play Store, check for an update, and reinstall an app.

View or close running apps

How to view, switch between, and close running applications.

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AT&T Mobile Transfer

Move contacts, messages, music, and other data to your new device using ATnT Mobile Transfer.

Backup & restore with computer

Backup and restore your device with a computer.

Backup & restore with Google

You can use Android Backup Service to back up data connected to one or more of your Google accounts. If you replace your device or erase its data, you can restore your data using the account(s) that you backed up.

Backup & restore with memory card

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

Fix backup, sync, restore, or transfer issues

Start a flow to troubleshoot backup, sync, restore or transfer issues.

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AT&T Messages Backup & Sync

ATnT Messages Backup n Sync allows you to store and access your text and picture messages, calls, and voicemail messages in a single inbox from the ATnT cloud and syncs them to your supported smartphone.

Block or unblock messages

Block, unblock contacts and messages from your device.

Email settings

Manage email settings such as server settings, signature, sync frequency, add an account, delete an account, and restore default settings.

Fix email issues

Start a flow to troubleshoot email issues.

Fix messaging issues

Start a flow to troubleshoot messaging issues.

Messaging settings

Manage messaging settings such as notification alerts, Advanced Messaging, message limits, restore default settings, and emergency/AMBER alert settings.

Send & receive email

Add and download email attachments, respond to an email and more.

Send & receive messages

Create and respond to text (SMS), Advanced Messaging, 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.

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QuickMemo+

Create a memo or note on a blank screen with the ability to choose paper style, pencil size, color, add text, insert reminders, location information, images, videos, audio, and more.

QuickRemote

Turn your phone into a Universal Remote for your home TV, set-top box, audio system, DVD/Blu-ray player and more

Calendar

Access the calendar and manage events.

Capture+

The Capture+ feature allows you to capture screenshots, create memos, edit memos, save memos, change memo background, write or draw on almost every screen, and schedule memos to appear at certain times.

DIRECTV app

Watch, search, and record your favorite movies and shows, and turn your device into your remote control, with the DIRECTV app on your phone.

Dual window

Use Multi Window to have two apps open at the same time.

HBO Max

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

myAT&T

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

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Advanced photo & video features

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

Camera & video settings

Manage camera and video settings including flash, storage location, timer, picture size, and voice commands.

Fix audio issues

Start a flow to troubleshoot audio issues.

Fix camera issues

Start a flow to troubleshoot camera issues.

Take a picture

Learn how to access Camera, take a Picture, switch between front and rear facing camera, edit and share saved pictures, and more.

Take a video

Record a video, take a picture while recording, switch between front and rear facing cameras, access various modes, edit and share saved videos, and more.

Transfer photos & videos

Transfer files to or from your device and a computer.

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Ads, pop-ups & notifications

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

Anti-theft

Android Factory reset protection allows you to prevent non-authorized users from accessing your device if it's been lost, stolen, or reset to factory settings without your permission. Only someone with the associated Google account or screen lock information can use the device.

AT&T Mobile Security & Call Protect

Find out how our apps can help keep your mobile data secure and prevent fraud and nuisance calls

Reset pattern lock

Reset a forgotten pattern lock.

Secure my device

Lock or unlock your display, set a screen security lock type (pin, password, pattern, voice recognition, or fingerprint), 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.

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Accessibility

Accessibility features improve the usability of your device for users with impaired vision or hearing, cognitive difficulty, or reduced dexterity.

Date, time & alarm

Set the date, time, or an alarm.

Display

Change the screen orientation, brightness, display time out, and turn on Comfort view.

EasyHome

Switch between EasyHome (changes your Home screen to a simpler experience for first-time smartphone users) and Standard mode.

Notifications & alerts

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

Sounds

Change volume settings, ringtones, and notification alerts.

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