Huawei E303H unlock guide

Download Huawei HiSilicon Firmware writer


Currently following Huawei E303H modems are supported:

21.318.15.00.174 Life Ukraine

21.318.15.01.284 (Build: Nov 27 2013 09:20:10) Airtel India

21.318.25.01.284 (Build: Mar 4 2014 19:57:12) Airtel India

21.318.15.01.314 (Build: Mar  7 2014 15:25:48) Cameroon Orange

21.318.25.00.279 Entel Bolivia

21.318.25.00.408 (Build: Feb 22 2014 11:03:06) Airtel Nigeria

21.318.25.00.1222 (Build: Mar  6 2014 12:58:56) Cape Verde Unitel t+

21.318.25.00.787 (Build: Apr 15 2014 13:55:03) Tigo Tanzania

21.318.25.00.884 (Build: Mar  4 2014 11:54:24) Tigo Ghana

NOTE: E303H locked to IDEA not supported!


Connect modem to computer, install it's original connection software if this wasn't done before


Close connection program of the modem if it's running on PC. Launch Huawei HiSilicon Firmware writer program, modem will be detected automatically


Click on "Enter Support area" button, support area page will be opened


In opened page select "Firmwares" folder


Further select "Huawei"


Open "HiSilicon_platform" folder


Choose "E303" from the list

 


Click on "E303H_Not_locked_Firware" folder


Select file "E303H_Firmware_21.318.05.00.00_Universal.dgtk" and click "Download" button

 


On Huawei HiSilicon Firmware Writer software press white paper icon on right side of the line "Firmware File", then navigate to downloaded file, select it and click "Open"


After firmware file was selected, press "Update"


Monitor update, processes will be shown in log window


Wait for update to finish

Now your device is unlocked, write your wished dashboard into modem to use it with other operator's sim card

 

 

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