Before Using Handset Abroad - Sony Xperia Z4 User Manual

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Before Using Handset Abroad

Handset supports global travel. Use handset's phone number as
it is abroad.
Setting the Communications Method
Select a communications method for an overseas carrier as
needed.
In Home Screen,
More
Mobile networks
Mobile network settings open.
Preferred network type
(Settings)
Tap a network mode
The communication's method is set.
・ At time of purchase,
4G/3G
to be changed if using handset in Japan or in an area with
only 3G network carriers.
is set. Setting does not need