O2 United Kingdom locked Huawei E5770 can be unlocked as our team has successfully developed the tool. It is basically modified firmware 21.200.19.01.405 of O2 United Kingdom E5770. This device security is too high, so all normal firmware gives error.
The best features of our modified firmware is that it can unlock your router without opening the screws of the device. Means, for unlocking of O2 United Kingdom Huawei E5770, there is no boot shot involved.
This modified file will work with only firmware version 21.200.19.01.405, which comes locked to O2 United Kingdom E5770 Huawei router.
How to Unlock O2 United Kingdom Huawei E5770 (Firmware 21.200.19.01.405) [FREE]?
1. Download the unlocking file of O2 United Kingdom Huawei E5770 from the link which is provided at the end of this post.
2. Run on any Windows PC (32-bit – Win XP, Win 7 or Win 10).
3. Unlocking app of O2 E5770 will generate the hardware ID, copy and keep it in a notepad. Now pay 10USD at PayPal and mention all the details.
4. Our team will provide the key according to the hardware ID.
5. Once you are ready with key, download Huawei latest drivers.
6. Unzip using WinRAR software and run the setup file.
7. It will install the correct drivers in background.
8. Now download and run DC unlocker software.
9. Click on Search Magnifying Glass.
10. It will detect your device and show complete details.
11. At the end of the result, in a new line, paste AT^GODLOAD.
12. Press Enter from the keyboard.
13. Wait for 10-second to load the drivers.
14. Now run the O2 United Kingdom Huawei E5770 unlocking file, which you have already downloaded.
15. Fill the registration name and key which you have got by our team.
16. Click Register to start flashing the firmware of your O2 Huawei E5770 dongle.
17. Once flashing completed, again detect the device in DC unlocker software.
18. At the end of the result, paste the following:
19. Press Enter from the keyboard.
A response will come as OK.
Now your O2 United Kingdom locked Huawei E5770 (Firmware 21.200.19.01.405) is unlocked permanently to use with all sim cards.
Note : Those who don’t want to pay for the unlocking of O2 Huawei E5770 router, can comment with model, network, IMEI, and hardware ID of the app. Registration details will be replied by our team.