P40 User Guide-(ANA-LX4&NX9,EMUI11.1_01,en-us)

Table Of Contents
View and Set the Network Access Permission of an App
On the Data usage screen, touch Network access, then change the settings for apps that
consume a large amount of data (such as video streaming apps) so they can only be used
when you are connected to a Wi-Fi network.
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 abroad.
This feature requires the support of your 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, and enable Data roaming.
If your phone has two SIM cards installed, congure the settings for SIM 1 and SIM 2
respectively.
More Connections
Enable or Disable Airplane Mode
When taking a
ight, you can enable Airplane mode to comply with airline requirements. In
Airplane mode, your phone will not be able to make or answer calls, send or receive SMS
messages, or use mobile data, but all other functions will be available.
Settings
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