Mate 30 User Guide-(TAS-L09&L29,EMUI10.1_01,en,4G)

Table Of Contents
Enable or Disable Smart Data Saver
Enable Smart Data Saver to prevent apps from using mobile data in the background.
1 On the Data usage screen, touch Smart Data Saver, then enable it. The icon will
then display in the status bar.
2 If you want to allow unrestricted access to data for some apps even when they are
running in the background, toggle on the switches for these apps.
Add Mobile Data Usage Reminders
Add data plans for your SIM cards and usage reminders in Optimizer to keep you informed of
your data consumption.
1 On the Data usage screen, go to More data settings > Monthly data limit and follow
the onscreen instructions to add a data plan.
2 On the More data settings screen, touch Usage reminders. From there, you can set
whether a
notication will be sent or if mobile data will be disabled once the monthly
data limit or roaming data limit has been topped.
3 On the More data settings screen, you can set whether to show data used when the
screen is locked.
Enable Data Roaming
Once you have activated the international roaming service, you can enable this feature to use
mobile data when traveling in a dierent country or region.
This feature requires the support of your mobile carrier. For details, contact your carrier.
Charges may apply when using the international roaming service. For details about
how data roaming fees are charged, contact your carrier.
Go to Settings > Mobile network > Mobile data. Under the SIM card for which you
wish to enable the data roaming feature, enable Data roaming.
If your device has two SIM cards, congure separate settings for SIM 1 and SIM 2.
More Connections
Airplane Mode
When taking a
ight, you can enable Airplane mode if required to do so by the airline. In
Airplane mode, your phone will not be able to make calls, send or receive SMS messages, or
use mobile data, but all other functions will be available.
You can enable or disable Airplane mode using either of the following methods:
Swipe down from the status bar to open the notication panel, then swipe down again to
display all shortcuts. Touch
to enable or disable Airplane mode.
Settings
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