T-Mobile REVVL 4+ User Manual
USER MANUAL
About this Manual.............................................. |
Table of Contents |
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Thank you for choosing the REVVL® 4+. In order to maintain your device in optimal condition, please read |
About this Manual................................................................................................... |
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1 |
Getting Started |
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this manual and keep it for future reference. |
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1.1 |
Overview....................................................................................................................................... |
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1.2 |
Setup............................................................................................................................................. |
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1.3 |
Home Screen................................................................................................................................ |
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1.4 |
Status Bar..................................................................................................................................... |
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About Your Phone............................................................................................ |
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2.1 |
Power On/Off.............................................................................................................................. |
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2.2 |
Battery......................................................................................................................................... |
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Personalize Your Phone.................................................................................... |
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3.1 |
Language.................................................................................................................................... |
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3.2 |
Date & Time................................................................................................................................ |
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3.3 |
NFC............................................................................................................................................. |
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3.4 |
Display........................................................................................................................................ |
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3.5 |
Sound......................................................................................................................................... |
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3.6 |
Digital Wellbeing & Parental Controls......................................................................................... |
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Application..................................................................................................... |
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4.1 |
Call.............................................................................................................................................. |
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4.2 |
Contacts...................................................................................................................................... |
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4.3 |
Messages.................................................................................................................................... |
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4.4 |
Gmail.......................................................................................................................................... |
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4.5 |
Chrome....................................................................................................................................... |
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4.6 |
Calendar...................................................................................................................................... |
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4.7 |
Camera........................................................................................................................................ |
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4.8 |
Photos......................................................................................................................................... |
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4.9 |
Clock........................................................................................................................................... |
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Google Applications......................................................................................... |
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1 Getting Started |
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6.1 |
Screen Lock................................................................................................................................ |
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Security......................................................................................................... |
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6.2 |
SIM Card Lock............................................................................................................................ |
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1.1 Overview |
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6.3 |
Lock Screen Preferences............................................................................................................ |
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6.4 |
Fingerprint Sensor...................................................................................................................... |
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Headset connector Microphone |
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6.5 |
Face Key..................................................................................................................................... |
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6.6 |
Smart Lock.................................................................................................................................. |
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Front camera |
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6.7 |
Encryption & Credentials |
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Account ........................................................................................................ |
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7.1 |
Account Information.................................................................................................................... |
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7.2 |
Software Update......................................................................................................................... |
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Safety and Regulatory Information..................................................................... |
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Troubleshooting.............................................................................................. |
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Microphone Speaker
USB Type-C
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Flash Back camera
Volume
keys
Power
key
Fingerprint sensor
SIM and microSDTM 
tray
Recent Apps button
•Touch to open a card view of applications you've worked with recently. Swipe up on the screen to remove a specific thumbnail from the list, or touch CLEAR ALL to remove all thumbnails from the list.
Home button
•From any application or screen, touch to return to the Home screen.
•Touch and hold to open Google Assistant. Through this function, you can search for information online, open apps on your phone, send messages, etc.
Back button
•Touch to go back to the previous screen, or close a dialog box, options menu, the Notification panel, etc.
Power key
•Press: Lock the screen/Light up the screen.
•Press and hold: Show the popup menu to select from Power off, Restart or Screenshot.
•Press and hold the Power key and Volume down key to take a screenshot and save it.
•Press and hold the Power key for at least 10 seconds to force reboot.
Volume Keys
•Adjust the call volume during a phone call.
•Adjust the media volume while listening to music, watching a video, or streaming content.
•Adjust the ringtone volume.
•Mutes the ringtone of an incoming call.
•While using the Camera, press the Volume up or down key to take a photo, or touch and hold to take several photos.
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1.2Setup
Inserting Nano SIM card
You must insert your Nano SIM card to make phone calls using your network.
Your phone only supports Nano SIM cards. In order to avoid damaging your phone, do not attempt to insert other SIM types, such as Mini or Micro cards.
Note: Even if no SIM card is installed, your phone will still power on and you will be able to connect to a Wi-Fi network and use some of the phone's features.
Setup your phone for the first time
The first time you power on the phone, you should set the following options:
• Touch 
to select the phone's language, then touch 
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•Select an available Wi-Fi network, then touch Next, otherwise touch Skip and CONTINUE
•Copy your app & data from another device or touch Don't copy to continue.
•Set PIN for a screen lock, otherwise touch Skip to continue.
•Set up Face key to unlock screen by touching Add face data, otherwise touch Skip.
•Touch SETUP TIME and then Set install time to update your device to the latest version, at a set time, whenever a system update is available.
1.3Home Screen
You can bring all of the items that you use most frequently (applications, shortcuts, widgets, folders) to your Home screen for quick access. Touch the Home button to switch to the Home screen.
Status bar
•Status/Notification indicators
•Swipe down to open the Notification panel
Swipe left or right to view more screens
Touch to open an application, folder, etc.
Favorite apps tray
•Touch to open the application.
•Touch and hold to move or change applications
Search bar
Enter text search screen. Enter voice search screen.
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1.4Status Bar
The Status bar appears at the top of your Home screen. Icons indicating your phone's status and new notification alerts appear in the Status bar.
Icon |
Status |
Icon |
Status |
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Bluetooth® active |
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Battery (fully charged) |
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Wi-Fi® active |
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New message |
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Network (full signal) |
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Vibrate mode |
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4G LTE data service |
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Screenshot captured |
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Airplane mode |
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Connected via USB cable |
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Alarm set |
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New Gmail message |
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Battery (charging) |
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NFC is on |
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2 About Your Phone........................................
2.1Power On/Off
Hold down the Power key until the phone powers on, unlock your phone (Swipe, Pattern, PIN, Password or Fingerprint) if necessary, once unlocked, Home screen is displayed.
If you don't know your PIN code or if you have forgotten it, contact Customer Care. For Safety, please do not store PIN code in your phone.
Press and hold the Power key until options appear, then select Power off.
Charging
Insert the small end of the charging cable into the charge port and plug the charger into an electrical outlet.
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2.2Battery
To optimize your battery life, you may do the following:
Turn on power saving mode
• Go to Settings > Battery > Battery saver
• Touch TURN ON NOW to activate the battery saving mode.
Lower screen brightness
• Go to Settings > Display > Brightness level
• Lower the brightness by sliding 
to the left.
Screen timeout
• Go to Settings > Display > Advanced > Screen timeout
• Select the screen timeout duration.
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3 Personalize Your Phone................................
3.1Language
Your device supports multiple languages. You can change your phone language by:
•Go to Settings > System > Languages & input > Languages.
•Touch + Add a language to select a language from the language list.
•Touch and hold 
next to your desired language and drag it to the top of the list.
3.2Date & Time
Go to Settings > System > Date & time.
Use network-provided time
Turn on 
to enable the network-provided time.
Use network-provided time zone
Turn on 
to enable the network-provided time zone.
If Use network-provided time is turned off, you will have the following two options to manually set the date and time:
•Set date
Touch to open a dialog in which you can manually set the date.
•Set time
Touch to open a dialog in which you can manually set the time.
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If Use network-provided time zone is turned off, you will have the following option to manually set the time zone:
•Time zone
You can select the time zone and region manually.
•Time format
You can also set the time format as locale default or 24-hour format.
3.3NFC
Go to Settings > Connected devices > Connection preferences > NFC.
NFC allows data exchange when the phone touches another device.
3.4Display
3.4.1Dark theme
Your screen will become black in this mode, which makes it easier to look at your screen or read in dim light.
3.4.2Eye comfort mode
Eye comfort mode can effectively reduce blue light radiation and adjust the color temperature to relieve eye fatigue. You can also create a custom schedule to turn it on.
Note: Using your device in landscape mode with polarized sunglasses on may cut light from the screen. Take your polarized sunglasses off or use your device in portrait orientation to continue use.
3.4.3Reading mode
Reading mode tints your screen amber to imitate physical books and protect your eyes. You can also specify some apps to operate in this mode.
3.4.4Auto-rotate screen
Select whether the screen rotates automatically or not.
3.4.5Wallpaper
Adjusting Wallpapers
•Go to Settings > Display > Wallpaper.
•Touch Wallpapers to select from pre-loaded wallpapers.
•Touch Photos to select from images that are stored on your device.
3.5Sound
Adjusting volume:
•Press the volume keys that are located on the right side of the device to adjust the Ringtone & Notification volume.
•You can also go to Settings > Sound to adjust the volume for media, call, ring and alarm.
Adjusting tones
•Go to Settings > Sound > Phone ringtone.
•You may select ringtones for phone, notification, alarm as well as other sounds.
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Adjusting other sounds
All other sounds that are related to Dial Pad, Screen locking and Charging can be adjusted to by doing the following:
• Go to Settings > Sound > Advanced > Other Sounds and vibrates.
3.6Digital Wellbeing & Parental Controls
Use this menu to find out how much time you have spent on the phone and even on each app. You can customize the time limit for using the phone.
In addition, parents can restrict their children's usage time and manage their browsing habits.
4 Application.................................................
4.1 Call...........................................................................................
Making a call
To make a call, touch 
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Touch to send a message, block the number or view call details
Show the dial pad
Suggested numbers are displayed as you enter numbers on the dial pad.
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