Device help

Get step-by-step help and info for your device.

AT&T Navigator

How to access AT&T Navigator.

Browse the web

Learn to browse the web and manage tabs and bookmarks.

Browser options

Access browser settings to delete browser history, set the home page, and more.

Download apps & games

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

Remove an app

Remove an icon from your home screen and delete apps from your device.

Social media

Stay connected by using a social media app or aggregator.

View or close running apps

How to view, switch between, and close running applications

Backup & restore with computer

Learn how to backup and restore contacts & data on the device with a computer.

Battery life

Tips & tricks to extend your battery performance.

Charge the battery

How to charge your battery.

Block or Unblock Calls

Block or unblock calls from your device.

Caller ID

Learn how to show or hide your caller ID when making calls.

Call forwarding

Learn how to manage call forwarding from your device.

Conference calling

Add another person to your call, merge calls, place someone on hold and more.

Contacts

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

In-call options

Learn what features are available while on an active call.

Make & receive a call

Place, receive, & reject a call.

Speed dial

Learn how to use speed dial and manage speed dial contacts.

Airplane mode

Learn how to 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

How to set up your device as a mobile hotspot to share your data connection with Wi-Fi-capable devices.

NFC

Use NFC to share content such as photos and contacts between compatible devices.

Mobile network status

View signal strength, network connection status, and enable/disable mobile network and international roaming.

Wi-Fi

How to connect your device to a Wi-Fi network.

Specifications

Learn 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.

Device layout

Provides an overview of the device layout.

Google sign-in

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

Insert SIM card

This tutorial shows how to insert the SIM and memory card.

Keyboard & typing

How to use the keyboard, use speech-to-text, access keyboard settings, and more.

Learn & customize the home screen

Add shortcuts and widgets, access the notification panel, changing wallpaper, and more.

Power device on or off

Turn your device on and off.

Search

Perform a text and voice search on your device and how to adjust search settings.

Block messages

Learn how to block messages from your device.

Email settings

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

Messaging settings

Set text (SMS) and picture (MMS) message alerts, limits, display options and more.

Send & receive email

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

Send & receive messages

How to send, receive, and delete picture (MMS) and text (SMS) messages.

Set up personal email

Add your personal email account to sync email, contacts, calendar, and notes to your device.

Voice control

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

Blinkfeed

This article describes the Blinkfeed feature.

Calendar

Learn how to access the calendar and manage events.

Camera & video settings

Manage camera and video settings including flash, timer, voice control, recording mode, storage location, and more.

Play music

Play music, turn the music player off.

Take a picture or video

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

Transfer media to & from computer

Transfer files to or from your device and a computer.

View & share photos or videos

Access, view, and share your photos and videos.

Anti-Theft

This article describes the anti-theft feature of the phone.

Pattern screen lock

This article describes the pattern screen lock feature.

Reset pattern lock

Reset a forgotten pattern lock.

Secure my device

Lock the device screen, set and change security lock, and locate device.

Set or change password security

Enable or change the password on your device.

Accessibility

This article describes the accessibility features of the device.

Change alerts

This article describes how to change the device's alerts.

Change ringtones

Choose which ringtone your device will use to alert you to incoming calls.

Change wallpaper

This article describes how to change the wallpaper, or background, of the home screens.

Date & time

Set the date & time.

Display

Change the display time out, brightness and orientation.

Location services & GPS

This article provides an overview of location services and GPS features.

Sounds & alerts

Change volume settings, ringtones, and notification alerts.

Available memory

Check the available device storage.

Find IMEI & serial number

View the device IMEI, phone, SIM (ICCID) & serial number.

Software update for the HTC One (PN07120)

Learn how to update the software of the HTC One (PN07120)

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, & see the apps using the most data.

Reset device

This article describes how to perform a factory reset.

Access voicemail

Check your voicemail messages.

Change or reset voicemail password

How to troubleshoot the voicemail feature.

Set up voicemail

Set up voicemail on your device.

Having device issues?

Fix common service and device problems.