This guide will show you how to switch between 2G and 3G if you experience problems in the network.
NOTICE: SCREEN IMAGES MAY DIFFER FROM YOUR ACTUAL DEVICE.
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Select ""Apps""
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Select ""Settings""
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Select ""More""
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Select ""Mobile networks""
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Select ""Preferred network type""
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Select ""GSM only"" to enable ""2G"" and ""WCDMA/GSM(auto)"" to enable ""3G""