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y If the signal passes through your body, you may
experience signal loss or your headphones may
become disconnected.
y It is recommended to wear your headphones with
the antenna on the same side of your body as your
fēnix device.
Restarting Your Device
1 Hold LIGHT until the device turns off.
2 Hold LIGHT to turn on the device.
Resetting All Default Settings
You can reset all of the device settings to the factory
default values.
1 Hold MENU.
2 Select System > Reset.
3 Select an option:
• 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.
• To delete all activities from the history, select
Delete All Activities.
• To reset all distance and time totals, select
Reset Totals.
• 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.
Acquiring Satellite Signals
The device may need a clear view of the sky to
acquire satellite signals. The time and date are set
automatically based on the GPS position.
TIP: For more information about GPS, go
sg/about-gps.
1 Go outdoors to an open area.
The front of the device should be oriented toward
the sky.
2 Wait while the device locates satellites.
It may take 30–60 seconds to locate satellite
signals.
Improving GPS Satellite Reception
y 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 app
using your Bluetooth enabled smartphone.
• Connect your device to your Garmin Connect
account using a Wi-Fi wireless network.
Troubleshooting
While connected to your Garmin Connect account,
the device downloads several days of satellite
data, allowing it to quickly locate satellite signals.
y Take your device outside to an open area away
from tall buildings and trees.
y Remain stationary for a few minutes.
The temperature reading is not accurate
Your body temperature affects the temperature
reading for the internal temperature sensor. To get
the most accurate temperature reading, you should
remove the watch from your wrist and wait 20 to 30
minutes.
You can also use an optional tempe external
temperature sensor to view accurate ambient
temperature readings while wearing the watch.
Maximizing the Battery Life
You can do several things to extend the life of the
battery.
y Change the power mode during an activity
(Changing the Power Mode, page
y Turn on the battery saver feature from the controls
menu
y Reduce the backlight timeout
Backlight Settings, page
y Reduce the backlight brightness.
y Use UltraTrac GPS mode for your activity
(UltraTrac, page
y Turn off Bluetooth technology when you are not
using connected features
page
y When pausing your activity for a longer period
of time, use the resume later option
Activity, page
y Turn off activity tracking
Tracking, page
Garmin.com.
y Use a watch face that is not updated every second.
For example, use a watch face without a second
hand
y Limit the smartphone notifications the device
displays
y Stop broadcasting heart rate data to paired Garmin
devices
Devices, page
y Turn off wrist-based heart rate monitoring
Off the Wrist-based Heart Rate Monitor, page
NOTE: Wrist-based heart rate monitoring is used to
calculate vigorous intensity minutes and calories
burned.
y Turn on manual pulse oximeter readings
On Manual Acclimation Mode, page
(Viewing the Controls Menu, page
47).
40).
(Connected Features,
9).
3).
(Turning Off Activity
29).
(Customizing the Watch Face, page
(Managing Notifications, page
(Broadcasting Heart Rate Data to Garmin
17).
3).
1).
(Changing the
(Stopping an
43).
10).
(Turning
17).
(Turning
26).
51
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