Settings
101
Diagnostics
Test your device using Samsung Members.
On the Settings screen, tap
Battery and device care
→
Diagnostics
→
Phone
diagnostics
. Select an item to test or tap
Test all
to test all items.
Maintenance mode
Turn on maintenance mode to protect your privacy while someone else is using your
device, such as when you send it for repairs.
On the Settings screen, tap
Battery and device care
→
Maintenance mode
→
Turn on
.
Ultra data saving
Monitor and reduce your mobile data usage by preventing background apps from using
the mobile data connection. You can also use the data compression feature to compress
internet data, such as images, videos, and webpages, accessed through the mobile
network.
On the Settings screen, tap
Battery and device care
→
Ultra data saving
, and then tap
the switch to turn it on.
•
This feature may not be available depending on the carrier or model.
•
Some webpages or content may not be available when this feature is turned on,
depending on the service provider or the mobile network conditions.
Apps
Manage the device’s apps and change their settings. You can check the apps’ usage
information, change their notification or permission settings, or uninstall or disable
unnecessary apps.
On the Settings screen, tap
Apps
.
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