How to access Mobile Network option in Jellybean 4.2 based Samsung Smartphones?

a).Tap on Apps as shown below :

b). Tap on Settings and then tap on More Networks as shown below :

c). Tap on Mobile networks as shown below :

Below are the options available under Mobile networks :

    i). Mobile data that enable data access over mobile network.

    ii). Data roaming that connect to data services when roaming.

    iii). Access Point Names to select/edit available data network.

    iv). Network mode for selecting the WCDMA/GSM network mode.

    v). Network operators to select your network provider.

CLICK HERE to know how to scan for available Mobile networks in Samsung Galaxy Note 3 ( SM-N900 ).