Garmin Forerunner 255 Owners Manual - Page 102

Restarting the Watch, Resetting All Default Settings, Maximizing Battery Life, LIGHT, System, Reset

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Restarting the Watch If the watch stops responding, you may need to restart it. NOTE: Restarting the watch may erase your data or settings. 1 Hold LIGHT for 15 seconds. The watch turns off. 2 Hold LIGHT for one second to turn on the watch. Resetting All Default Settings Before you reset all default settings, you should sync the watch with the Garmin Connect app to upload your activity data. You can reset all of the watch settings to the factory default values. 1 From the watch face, hold UP. 2 Select System > Reset. 3 Select an option: • To reset all of the watch 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 watch 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 watch. If you have music stored on your watch, this option deletes your stored music. Maximizing Battery Life You can do several things to extend the life of the battery. • Turn off music. • Reduce the display brightness, and disable the screen setting (Changing the Screen Settings, page 88). • Set up the battery saver preferences in the power manager. • Turn off Bluetooth technology when you are not using connected features (Phone Connectivity Features, page 70). • Reduce the display timeout (Changing the Screen Settings, page 88). • Stop broadcasting heart rate data to paired Garmin devices (Broadcasting Heart Rate Data, page 50). • Turn off wrist-based heart rate monitoring (Turning Off the Wrist-based Heart Rate Monitor, page 49). NOTE: Wrist-based heart rate monitoring is used to calculate vigorous intensity minutes and calories burned. • Limit the phone notifications the watch displays (Managing Notifications, page 71). • Turn off the pulse oximeter feature (Turning Off the Wrist-based Heart Rate Monitor, page 49). • When pausing your activity for a longer period of time, use the Resume Later option (Stopping an Activity, page 3). • Select the Smart recording interval (System Settings, page 87). • Use UltraTrac GPS mode for your activity (GPS Settings, page 84). • 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 14). 94 Troubleshooting

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Restarting the Watch
If the watch stops responding, you may need to restart it.
NOTE:
Restarting the watch may erase your data or settings.
1
Hold
LIGHT
for 15 seconds.
The watch turns off.
2
Hold
LIGHT
for one second to turn on the watch.
Resetting All Default Settings
Before you reset all default settings, you should sync the watch with the Garmin Connect app to upload your
activity data.
You can reset all of the watch settings to the factory default values.
1
From the watch face, hold
UP
.
2
Select
System
>
Reset
.
3
Select an option:
•
To reset all of the watch 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 watch 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 watch. If you have
music stored on your watch, this option deletes your stored music.
Maximizing Battery Life
You can do several things to extend the life of the battery.
•
Turn off music.
•
Reduce the display brightness, and disable the screen setting (
Changing the Screen Settings
, page 88
).
•
Set up the battery saver preferences in the power manager.
•
Turn off Bluetooth technology when you are not using connected features (
Phone Connectivity Features
,
page 70
).
•
Reduce the display timeout (
Changing the Screen Settings
, page 88
).
•
Stop broadcasting heart rate data to paired Garmin devices (
Broadcasting Heart Rate Data
, page 50
).
•
Turn off wrist-based heart rate monitoring (
Turning Off the Wrist-based Heart Rate Monitor
, page 49
).
NOTE:
Wrist-based heart rate monitoring is used to calculate vigorous intensity minutes and calories burned.
•
Limit the phone notifications the watch displays (
Managing Notifications
, page 71
).
•
Turn off the pulse oximeter feature (
Turning Off the Wrist-based Heart Rate Monitor
, page 49
).
•
When pausing your activity for a longer period of time, use the
Resume Later
option (
Stopping an Activity
,
page 3
).
•
Select the
Smart
recording interval (
System Settings
, page 87
).
•
Use UltraTrac GPS mode for your activity (
GPS Settings
, page 84
).
•
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 14
).
94
Troubleshooting