Our team has developed the software to unlock MTN Ivory Coast locked Huawei E5573s-156 router, which comes with firmware version 21.317.01.00.334 and WebUI 17.100.15.01.334. It can unlock your router directly without opening the screws of the device, which means there is no boot shot involved.
Earlier, we shared the post for unlocking MTN Nigeria Huawei E5573cs-322, which comes with firmware version 21.327.62.00.200.
Our team has modified this firmware of MTN Ivory Coast Huawei E5573s-156 (Firmware 21.317.01.00.334), and now it can flash the firmware to a universal one. This means unlocking MTN Ivory Coast Huawei E5573s-156 is now possible without opening the screws of the device.

Earlier also, our team had modified the firmware of MTN E5577s-321, which comes with firmware version 21.328.62.00.429 / 21.326.62.00.429 and WebUI version 17.100.19.00.429 / 17.100.18.01.429. It can also be unlocked without opening the screws.
This modified file will work up to the firmware version 21.317.01.00.334, which comes in MTN Ivory Coast E5573s-156 router.
How to Unlock MTN Ivory Coast Huawei E5573s-156 (Firmware 21.317.01.00.334)?
1. Download the unlocking file of MTN Ivory Coast Huawei E5573s-156 from the link provided at the end of this post.
2. Run on any Windows PC (32-bit or 64-bit / Win XP, Win 7, or Win 10).
3. Unlocking app of MTN Ivory Coast Huawei E5573s-156 will generate the hardware ID, copy and email me once paid (Charge is 6USD, which you can pay through PayPal).
4. Our team will provide the key, according to the hardware ID.
5. Once you are ready with the key, download Huawei’s latest drivers.
6. Unzip using WinRAR software and run the setup file.
7. It will install the correct drivers in the 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 MTN Ivory Coast Huawei E5573s-156 unlocking file, which you have already downloaded.
15. Fill in the registration name and key which you have got from our team.
16. Click Register to start flashing the firmware of your MTN Ivory Coast E5573s-156 modem.
17. Once the flashing is completed, again detect the device in DC-unlocker software.
18. At the end of the result, paste the following:
AT^RESET
19. Press Enter from the keyboard.
A response will come as OK.
Now your MTN Ivory Coast locked Huawei E5573s-156 (Firmware 21.317.01.00.334) is unlocked permanently to use with all sim cards.