Is My Smartphone Compatible With My Device; My Phone Will Not Connect To The Device; Maximizing Battery Life; The Temperature Reading Is Not Accurate - Garmin FORERUNNER 945 LTE Owner's Manual

Is my smartphone compatible with my device?

The Forerunner device is compatible with smartphones using Bluetooth 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 the Bluetooth 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
Device to enter pairing mode.
• From the watch face, hold

Maximizing Battery Life

You can do several things to extend the life of the battery.
• Turn off activity tracking
• Reduce the backlight timeout
• Reduce the backlight brightness.
• Set up the battery saver preferences in the power manager
• Turn off Bluetooth wireless technology when you are not using connected features
Features, page 54).
• Stop broadcasting heart rate data to paired Garmin devices
Devices, page 31).
• Turn off wrist-based heart rate monitoring
NOTE: Wrist-based heart rate monitoring is used to calculate vigorous intensity minutes and calories burned.
• Limit the smartphone notifications the device displays
• Turn off the pulse oximeter feature
• When pausing your activity for a longer period of time, use the Resume Later option
page 4).
• Select the Smart recording interval
• Use UltraTrac GPS mode for your activity
• Use a watch face that is not updated every second.
For example, use a watch face without a second hand

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.
Troubleshooting
for compatibility information.
, and select Settings > Phone > Pair Phone.
(Turning Off Activity Tracking, page
(Changing the Backlight Settings, page
(Turning Off the Wrist-based Heart Rate Monitor, page
(Turning Off the Wrist-based Heart Rate Monitor, page
(System Settings, page
(UltraTrac, page
or , and select Garmin Devices > Add
28).
91).
(Customizing the Battery Saver Feature, page
(Broadcasting Heart Rate Data to Garmin
(Managing Notifications, page
90).
86).
(Customizing the Watch Face, page
89).
(Bluetooth Connected
®
32).
53).
32).
(Stopping an Activity,
87).
103