Samsung Galaxy Watch 3 (SM-R845U/SM-R855U)

Device help

Explore tutorials and more for your device.
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Samsung Galaxy Watch 3 (SM-R845U/SM-R855U)

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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 Samsung Galaxy Watch 3 (SM-R845U/SM-R855U)

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Call features

Get familiar with in-call options, including muting and speakerphone, as well as advanced call features, such as creating a conference call.

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Airplane Mode

Learn how to turn Airplane Mode on and off using the Moments 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.

Connection status

Learn about different connection statuses available. 

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.

Activate your watch

Activate your device on the cellular network using Bluetooth or a QR code.

Change wrist band

Learn how to change the wristband of your device.

Device setup

Find out how to get started with your new device.

Find IMEI & serial number

View the device IMEI, phone, and serial number.

Gestures & navigation

How to use air gestures and motions, and access additional motions and gestures.

Learn & customize the home screen

Add shortcuts and widgets, change watch face, and more.

QR Code

Use a QR Code to set up the eSIM mobile network.

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Available memory

Check the available device storage.

Reset device

Perform a soft, factory, and alternate master reset of the device.

Software update

Learn how to update the software of the Samsung Galaxy Watch 3 (SM-R845U/SM-R855U).

Software version

Determine your current 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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Reset device

Perform a soft, factory, and alternate master reset of the device.

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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.

Set up voicemail

Set up voicemail.

More Topics

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Browse the Web

Browse the web, manage browser tabs, and bookmarks.

Download apps & games

Download apps from the Galaxy Apps store through your watch or smartphone.

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Available memory

Check the available device storage.

Backup & restore device

Find out how to back up and restore the device.

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Airplane Mode

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

Battery optimization

Tips and tricks to extend your battery performance.

Display

Change the display time out and brightness.

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Send & receive email

Learn how to send and receive email.

Send & receive messages

Create and respond to text (SMS) or picture (MMS) messages, add, save, and view received attachments and more.

Set up email

This tutorial shows how to set up email on your device.

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Reminders

Keep track of all the things you need to know like due dates and locations.

S Health

Learn how to access and use S Health to track health statistics and exercise.

SOS

Learn how to set up and access SOS on the device.

Voice Notes

Learn how to create, access, and delete a voice note.

Calendar

Access the calendar on your device and learn how to manage events.

Change clock style

Learn how to change the style of the clock on your device.

Hello Bixby

Bixby allows you to quickly set reminders, create voice dictation, search and access content on your phone and on the internet.

NumberSync

Learn how to use one smartphone number across multiple devices to send and receive texts, make and receive calls, and more.

PPT Controller

Learn how to use PPT controller on the watch to manage a slideshow.

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Find My Mobile

This tutorial shows how to find your device in the event of it being lost or stolen.

Secure my device

Lock the device screen, set and change security lock.

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Accessibility

Accessibility features allow you to improve the usability of your device for users affected by impaired vision or hearing.

Date, time & alarm

Learn how to manually set the date and time on your device as well as use the alarm clock.

Display

Change the display time out and brightness.

Notifications

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

Sounds & alerts

Change volume settings, ringtones, and do not disturb.

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