Sonim XP8 (XP8800)

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Access downloaded files

Learn how to access files downloaded from a web browser, email, and messages.

Browse the Web

Access the web, access or edit bookmarks, access tabs, and access browser settings.

Download apps & games

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

Remove an app

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

View or close running apps

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

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AT&T Mobile Transfer

Learn how to use AT&T Mobile Transfer to move contacts, messages, music, and other data to your new device.

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

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.

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Battery optimization

Tips and tricks to extend your battery performance.

Charge the battery

Tips on charging your battery.

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Block calls

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

Call features

Learn what features are available while on an active call.

Call forwarding

Manage call forwarding from your device.

Call Protect

Learn how to set up AT&T Call Protect for an HD Voice-capable smartphone on your AT&T wireless account.

Contacts

Learn how to add, view, delete, customize by adding a picture or ringtone, and backup your contacts.

Enhanced Push-to-Talk

Use Enhanced Push-to-Talk (EPTT) to make and receive calls.

In-call options

Learn what features are available while on an active call.

Make & receive a call

Place, receive, and reject a call.

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.

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Airplane mode

Learn how to turn Airplane Mode on and off using the Notification bar or through Settings.

Bluetooth

Learn how to 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 personal hotspot and share your data connection with Wi-Fi-capable devices.

Signal & cellular data

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

Wi-Fi

How to connect to a Wi-Fi network.

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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 & navigation

Control your device by making specific movements with your hand.

Google sign-in

Add your Google account to access Gmail and the Play Store, receive personalized Google search results, and automatically log in for all other Google-based services on your device.

Keyboard & typing

How to manage your keyboard settings, use auto-complete, Swype, and one-handed operation.

Learn & customize the home screen

Make changes to wallpaper, home screen panels, and folders.

Phone assembly

Install and remove the SIM and battery.

Power device on or off

Turn your device on and off.

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.

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Block messages

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

Change text (SMS), picture (MMS), wireless emergency (WEA), and 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) or picture (MMS) messages, add, save, and view received attachments and more.

Set up email

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

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AT&T Personal Cloud

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

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AT&T Personal Cloud

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

Calendar

Access the calendar and manage events.

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.

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.

myAT&T

Learn how to view and pay your AT&T bills online, manage your account, reset passwords, or upgrade your AT&T services using myAT&T.

Articles

Access, store photos & videos

Learn how to access and store photos & videos.

Advanced photo & video features

Learn how to access and use camera modes, effects, and customization, including how to 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 storage location, flash, picture size, timer, and more.

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 screen shot and access screen shots.

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.

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.

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, 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 allow you to improve the usability 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, turn notifications on or off, and adjust notification sounds.

Sounds & alerts

Change volume settings, ringtones, and notification alerts.

Articles

Available memory

Learn how to check available device storage, free up memory, remove unused apps, or clear app data.

Find IMEI & serial number

Learn how locate your device's IMEI, serial number, and phone number.

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 Sonim XP8 (XP8800).

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.

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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

Learn how to troubleshoot apps by clearing the app cache, force stopping an app, checking for updates, removing an app, and reinstalling.

Reset device

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.

Articles

Access voicemail

Check your voicemail messages.

Change or reset voicemail password

Reset a forgotten password or change an existing voicemail password.

Set up voicemail

Learn how to set up visual voicemail.

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