Garmin International Inc A3405 Manuel D’Utilisation

• On your smartphone, open the Garmin Connect Mobile app,

select   or  , and select Garmin Devices > Add Device to

enter pairing mode.

• On your device, hold the key, and select   to turn on

Bluetooth technology and enter pairing mode.

If your headphones were previously connected to your 

smartphone using Bluetooth technology, they may connect to 

your smartphone before connecting to your device. You can try 

these tips.
• Turn off Bluetooth technology on your smartphone.

Refer to the owner's manual for your smartphone for more

information.

• Stay 10 m (33 ft.) away from your smartphone while

connecting headphones to your device.

• Pair your headphones with your device (

).

When using a vívoactive 3 Music device connected to 

headphones using Bluetooth technology, the signal is strongest 

when there is a direct line of sight between the device and the 

antenna on the headphones.
• If the signal passes through your body, you may experience

signal loss or your headphones may become disconnected.

• It is recommended to wear your headphones with the

antenna on the same side of your body as your vívoactive 3

Music device.

You can change the device language selection if you have 

accidently selected the wrong language on the device.

Hold the touchscreen.

Scroll down to the last item in the list, and select it.

Scroll down to the last item in the list, and select it.

Scroll down to the second item in the list, and select it.

Select your language.

The device updates the time and date when it syncs with your 

smartphone or when the device acquires GPS signals. You 

should sync your device to receive the correct time when you 

change time zones, and to update for daylight saving time.

Hold the touchscreen, and select Settings > System > Time.

Verify the Auto option is enabled.

Select an option:
• Confirm that your smartphone displays the correct local

time, and sync your device to the smartphone (

).

• Start an outdoor activity, go outdoors to an open area with

a clear view of the sky, and wait while the device acquires

satellite signals.

The time and date are updated automatically.

You can do several things to extend the life of the battery.
• Reduce the backlight timeout (

).

• Reduce the backlight brightness (

).

• Turn off Bluetooth wireless technology when you are not

using connected features (

).

• Turn off activity tracking (

).

• Limit the smartphone notifications the device displays

).

• Stop broadcasting heart rate data to paired Garmin devices

).

• Turn off wrist-based heart rate monitoring (

).

If the device stops responding, you may need to restart it.
NOTE: Restarting the device may erase your data or settings.

Hold the key for 15 seconds.
The device turns off.

Hold the key for one second to turn on the device.

You can reset all of the device settings to the factory default 

values.

Hold the touchscreen.

Select Settings > System > Reset.

Select an option:
• To reset all of the device settings to the factory default

values and delete all user-entered information and activity

history, select Delete Data and Reset Settings.
NOTE: If you have set up a Garmin Pay wallet, this option

deletes the wallet from your device. If you have music

stored on your device, this option deletes your stored

music.

• To reset all of the device settings to the factory default

values and save all user-entered information and activity

history, select Reset Default Settings.

The device may need a clear view of the sky to acquire satellite 

signals.

Go outdoors to an open area.
The front of the device should be oriented toward the sky.

Wait while the device locates satellites.
It may take 30–60 seconds to locate satellite signals.

• Frequently sync the device to your Garmin Connect account:

◦ Connect your device to a computer using the USB cable

and the Garmin Express application.

◦ Sync your device to the Garmin Connect Mobile app using

your Bluetooth enabled smartphone.

◦ Connect your device to your Garmin Connect account

using a Wi

‑Fi wireless network.

While connected to your Garmin Connect account, the device 

downloads several days of satellite data, allowing it to quickly 

locate satellite signals.

• Take your device outside to an open area away from tall

buildings and trees.

• Remain stationary for a few minutes.

For more information about activity tracking accuracy, go to 

.

Troubleshooting

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