HOW TO PERMANENTLY UNLOCK HUAWEI E303 MODEMS WORKS 100%
NOTE: WORKS FOR THOSE E303 MODEMS MADE WITH FIRMWARE UPDATE BELOW VERSION 21.157.31.00.850
In this article I'm gonna show you how to PERMANENTLY unlock HUAWEI E303 modems by updating its firmware.
1. Download Universal Master Code Calculator so that we get the FLASH CODE from download zone
2. Put those IMEI codes into "Universal Master Code Calculator" that you have downloaded before and get the FLASH CODES that we are going to use them as a PASSWORD in the next step.
3. Download HUAWEI E303 firmware update from download zone
4. Unzip the file and make sure the modem is connected and it has been installed with the SIM card inside it.
5. Quit the dashboard if its open and run the update, wait and when it ask you for the PASSWORD input the FLASH CODE you got from Universal Mastercode Calculator.. Wait for about 3 min and your modem will be unlocked PERMANENTLY. Please comment below.
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