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< Nokia Lumia 638

Switch between 3G/4G - Nokia Lumia 638

1

Before you start

This guide will show you how to switch between 3G and 4G if you experience problems in the network.

2

Swipe left

Swipe left
3

Scroll to and select Settings

Scroll to and select Settings
4

Select Network & wireless

Select Network & wireless
5

Select Mobile & SIM

Select Mobile & SIM
6

Scroll to and select SIM settings

Scroll to and select SIM settings
7

Select Highest connection speed

Select Highest connection speed
8

Select the preferred option

Select the preferred option
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