NEED HELP TO UNABLE 3G & 4G GSM BAND

[danish1162]

HELLO ALL RESPECTED SIR
I NEED HELP TO TO ENABLE THE 3G AND 4G AND LTE BAND IN MY USB
AT THIS TIME IT WORKS ONLY ON CDMA AND CDMA LTE PLZ HELP ME

WHEN I EXCUTE THE COMMAND IT SHOWS
I SELECTED IT AT 46 BUT STILL I GOT NO SIGNAL ON 3G GSM NETWORK PLEASE HELP ME TO FIND OUT THE WAY

Send:AT$QCBANDPREF?

Recieve: $QCBANDPREF:
Recieve: "1.BC0_A"
Recieve: "2.BC0_B"
Recieve: "3.BC0"
Recieve: "4.BC1"
Recieve: "5.BC3"
Recieve: "6.BC4"
Recieve: "7.BC5"
Recieve: "8.GSM_DCS_1800"
Recieve: "9.GSM_EGSM_900"
Recieve: "10.GSM_PGSM_900"
Recieve: "11.BC6"
Recieve: "12.BC7"
Recieve: "13.BC8"
Recieve: "14.BC9"
Recieve: "15.BC10"
Recieve: "16.BC11"
Recieve: "17.BC12"
Recieve: "18.BC14"
Recieve: "19.BC15"
Recieve: "20.BC16
Recieve: "21.GSM_450"
Recieve: "22.GSM_480"
Recieve: "23.GSM_750"
Recieve: "24.GSM_850"
Recieve: "25.GSM_RGSM_900"
Recieve: "26.GSM_PCS_1900"
Recieve: "27.WCDMA_I_IMT_2000"
Recieve: "28.WCDMA_II_PCS_1900"
Recieve: "29.WCDMA_III_1700 "
Recieve: "30.WCDMA_IV_1700"
Recieve: "31.WCDMA_V_850"
Recieve: "32.WCDMA_VI_800 "
Recieve: "33.WCDMA_VII_2600"
Recieve: "34.WCDMA_VIII_900"
Recieve: "35.WCDMA_IX_1700"
Recieve: "36.WLAN_US_2400 "
Recieve: "37.WLAN_JAPAN_2400"
Recieve: "38.WLAN_EUROPE_2400"
Recieve: "39.WLAN_SPAIN_2400"
Recieve: "40.WLAN_FRANCE_2400 "
Recieve: "41.WLAN_US_5000"
Recieve: "42.WLAN_JAPAN_5000"
Recieve: "43.WLAN_EUROPE_5000"
Recieve: "44.WLAN_SPAIN_5000"
Recieve: "46.Any"
Recieve: OK