How to Unlock Telcel E397 (E397Bu-501) Huawei Mexico Customised Firmware Modem?
1. Download the unlocking firmware of Telcel E397 (E397Bu-501) Huawei Mexico Customised Firmware Modem Dongle.
2. Now extract it in a folder.
3. Disconnect the internet, if already connected and close the software of the modem.
4. Now run the downloaded software (firmware).
5. After a few seconds, it will ask you password (firmware code), you can generate the firmware code from universal master code tool.
6. Input the firmware code and click on Next button.
7. Now after a few minutes, your Telcel E397 (E397Bu-501) Huawei Mexico modem will be updated with un-customised firmware.
9. Detect your modem under CardLock unlock tool.
10. Input the unlock code as password and click on OK.
11. Now your modem is unlocked forever.
Users who want unlock code can get for only 2.38 USD. Interested users can pay through PayPal button of this site.