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Browse device topics
Access browser settings to clear history, set homepage, adjust text size, manage pop-up, change the default browser, and restore default settings.
Move contacts, messages, music, and other data to your new device using ATnT Mobile Transfer.
Backup and restore your device with a computer.
Backup Google account data in the event you have to replace or reset your device so you can restore later.
Backup contacts, photos, and files to increase device memory or transfer to another device.
Block or unblock calls from your device.
ATnT Video Call lets you make and receive HD Voice calls combined with real-time video.
Turn Bluetooth on or off, scan and connect to other Bluetooth devices, and unpair a connected device.
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.
Get tips on the best way to keep your device clean.
Add shortcuts and widgets, access the notification panel, changing wallpaper, and more.
View text and picture messages, calls, and voicemail messages in a single inbox. Send and receive messages from your tablet or computer.
Manage email settings such as sync frequency, server settings, signature, deleting an email account, and more.
Change text (SMS), picture (MMS), Advanced Messaging, wireless emergency (WEA), and AMBER alert settings.
Create and respond to text (SMS), Advanced Messaging, or picture (MMS) messages, add, save, and view received attachments and more.
Add an Exchange account to sync email, contacts, calendar, and notes to your device.
Look at photos, watch videos, listen to songs, and more in just a few taps.
Manage camera and video settings including flash, timer, voice control, recording mode, storage location, and more.
Take and edit a picture or video, use the front and rear camera, and switch between camera and video modes.
Transfer files to or from your device and a computer.
Find out how our apps can help keep your mobile data secure and prevent fraud and nuisance calls.
Learn how to update the software of the LG G3 (D850).
Reset a forgotten password or change an existing voicemail password.
Learn how to manage your voicemail, including recording a personal greeting and changing your password.