Updating The Software Using Garmin Express; My Device Is In The Wrong Language; Is My Smartphone Compatible With My Device; My Phone Will Not Connect To The Device - Garmin FORERUNNER 935 Owner's Manual

1
Hold .
2
Select Settings > System > Restore Defaults > Yes.
Updating the Software Using Garmin
Express
Before you can update your device software, you must have a
Garmin Connect account, and you must download the Garmin
Express application.
1
Connect the device to your computer using the USB cable.
When new software is available, Garmin Express sends it to
your device.
2
Follow the on-screen instructions.
3
Do not disconnect your device from the computer during the
update process.
NOTE: If you have already set up your device with Wi‑Fi
connectivity, Garmin Connect can automatically download
available software updates to your device when it connects
using Wi‑Fi.

My device is in the wrong language

You can change the device language selection if you have
accidently selected the wrong language on the device.
1 Hold .
2
Scroll down to the last item in the list, and select START.
3 Scroll down to the second to last item in the list, and select
START.
4 Select START.
5
Select your language.
Is my smartphone compatible with my
device?
The Forerunner device is compatible with smartphones using
Bluetooth wireless technology.
Go to www.garmin.com/ble

My phone will not connect to the device

If your phone will not connect to the device, you can try these
tips.
• Turn off your smartphone and your device, and turn them
back on again.
• Enable Bluetooth technology on your smartphone.
• Update the Garmin Connect app to the latest version.
• Remove your device from the Garmin Connect app and
theBluetooth settings on your smartphone to retry the pairing
process.
• If you bought a new smartphone, remove your device from
the Garmin Connect app on the smartphone you intend to
stop using.
• Bring your smartphone within 10 m (33 ft.) of the device.
• On your smartphone, open the Garmin Connect app, select
or , and select Garmin Devices > Add Device to enter
pairing mode.
• On your device, select

Maximizing the Battery Life

You can do several things to extend the life of the battery.
• Reduce the backlight timeout
Settings, page 27).
• Reduce the backlight brightness.
• Use UltraTrac GPS mode for your activity
page 26).
Troubleshooting
for compatibility information.
> Settings > Phone > Pair Phone.
(Changing the Backlight
(UltraTrac,
• Turn off Bluetooth wireless technology when you are not
using connected features
page 18).
• When pausing your activity for a longer period of time, use
the resume later option
• Turn off activity tracking
• Use a watch face that is not updated every second.
For example, use a watch face without a second hand
(Customizing the Watch Face, page
• Limit the smartphone notifications the device displays
(Managing Notifications, page
• Stop broadcasting heart rate data to paired Garmin devices
(Broadcasting Heart Rate Data to Garmin
• Turn off wrist-based heart rate monitoring
Wrist-based Heart Rate Monitor, page
NOTE: Wrist-based heart rate monitoring is used to calculate
vigorous intensity minutes and calories burned.

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.

How can I manually pair ANT+ sensors?

You can use the device settings to manually pair ANT+ sensors.
The first time you connect a sensor to your device using ANT+
wireless technology, you must pair the device and sensor. After
they are paired, the device connects to the sensor automatically
when you start an activity and the sensor is active and within
range.
1
Stay 10 m (33 ft.) away from other ANT+ sensors while
pairing.
2
If you are pairing a heart rate monitor, put on the heart rate
monitor.
The heart rate monitor does not send or receive data until
you put it on.
3
Hold .
4
Select Settings > Sensors and Accessories > Add New.
5
Select an option:
• Select Search All.
• Select your sensor type.
After the sensor is paired with your device, a message
appears. Sensor data appears in the data page loop or a
custom data field.
Can I use my Bluetooth sensor with my
watch?
The device is compatible with some Bluetooth sensors. The first
time you connect a sensor to your Garmin device, you must pair
the device and sensor. After they are paired, the device
connects to the sensor automatically when you start an activity
and the sensor is active and within range.
1
Hold .
2
Select Settings > Sensors and Accessories > Add New.
3
Select an option:
• Select Search All.
• Select your sensor type.
You can customize the optional data fields
Data Screens, page 24).
(Bluetooth Connected Features,
(Stopping an Activity, page
(Activity Tracking Settings, page
26).
16).
® Devices, page
(Turning Off the
9).
(Customizing the
2).
8).
9).
31