How to change 2G to 3G/4G and 3G/4G to 2G network

Most of our visitors using 2G,3G,4G network. But some of them don't know to change network requirements and this post is for them.

Requirements :-
1) 3G or 4G Device
2) 3G SIM

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Firstly, Go to device settings. By entering into settings tab you can see an option wireless & network. Inside that click on Mobile nework. If you are using a dual sim device , choose the specified sim that you want to change into 3G/4G. After choosing that you can see 3 options like : Network Mode, Access Point Names, Network Operators. From that click on Network Mode.

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Then you can see some opions like :
GSM/WCDMA ( auto mode )
GSM
WCDMA
LTE

If you select GSM/WCDMA ( auto mode ) you can use 2G/3G network according to the signal strength.

If you select GSM, you can only use 2G network.

If you select WCDMA, you can use 3G network.

If you select LTE, you can use 4G network.

Note : By changeing network, there won't be signal for 5 seconds. So don't be afraid

By changeing network, data charges may vary.