![I am using an Android phone. My SIM is of BSNL. My network mode is GSM only. When I switch on my internet and change my network mode to WCDMA, my internet I am using an Android phone. My SIM is of BSNL. My network mode is GSM only. When I switch on my internet and change my network mode to WCDMA, my internet](https://qph.cf2.quoracdn.net/main-qimg-e977f0f75ba0e1b74b6da11364053626.webp)
I am using an Android phone. My SIM is of BSNL. My network mode is GSM only. When I switch on my internet and change my network mode to WCDMA, my internet
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