How to Flash Firmware on Huawei B310 CPE Router

Huawei has recently released flagship router, the B310. This is a upgraded CPE router and unlocking is possible but with totally different method, its sub-models B310As-852, B310s-22, B310s-927 are available, but these routers come with un-customized firmware and can be unlocked easily. But, what if your device has customized firmware and does not ask for unlock / SIMLock code.

Normal firmware change procedure does not work with B310 Huawei. You have to dismantle the device, then further it is possible.

After dismantling the device, arrange one USB 2.0 cable; if not then you can also use cut wire of mouse or keyboard. Dismantle the Huawei B310s-927 and soldier wires as shown in below image. Solder the cables of opposite side of USB 2.0 port to motherboard of the device.

solder wires of Huawei B

Note : Any wrong connection will make your device dead.

How to change the firmware of Huawei B310 CPE router?

1. Download the appropriate firmware from the below link.

2. Download Multicast Upgrade Tool For Huawei LAN Port Routers.

3. Reset the router and solder the wires as in above image.

4. Now, connect to PC with USB cable.

5. Switch the device ON.

6. Install Huawei Mobile Partner in PC or Install Huawei Drivers for Huawei Router B310 & B315.

READ  Huawei E5330 21.6 MBPS 3G Mobile WiFi Router, How to Unlock Free Instructions

7. Now detect the device under DC unlocker.

8. At the end of the result paste the following:

at^sfm=1

press enter from keyboard.

Note: It will put modem / router in factory mode.

9. Now issue command:

AT^reset

Note: It will reset the device.

Note: You can also issue the command AT^GODLOAD to put device in download mode.

10. Now plug the LAN cable to PC.

11. Assign static IP address to the router.

Assigning the IP address12. Unzip the downloaded file in a folder.

13. Run multicast tool, which you have already downloaded in step 2.

14. Click on refresh to refresh the network card list, and then select the network card whose IP address is 192.168.1.5 (or whatever you have assigned).

Huawei E Upgrade Tool15. Click Open.

16. Select the upgrade file is displayed. Select the upgrade package B310*.bin, and then click Open.

17. Click Start to start sending multicast packets.

18. After the successful upgrade is complete, all the five signal indicators will be ON on the router.

19. Click Stop to stop sending multicast packets.

20. Close the firmware upgrade multicast tool.

21. Power off the HUB, disconnect soldered cable, and enjoy the B310 CPE Router.

Some firmware are the following:

Download Huawei B310s-927 Firmware Update 21.300.01.00.00 (Universal)

READ  Huawei E5330 Unlock Code 100% Working on All Sub Models

Download Firmware Huawei B310s-927 Update 21.311.03.01.1228 (Oman)

Download Firmware Huawei B310s-22 Update 21.311.03.00.00 (Universal)

Download Huawei B310s-22 and B315s-22 Firmware Update 21.311.03.00.264 (Generic)

Download Firmware Huawei B310s-22 Update 21.311.05.00.00 (Universal)

Download Huawei B310s-22 and B315s-22 Firmware Update 21.313.05.00.00 (Universal)

  • Amir Lapuan

    After upgrade b315s router to middle east bin file version 21.313.xx.xx.1006 the router now has no access to USB MODE..,its sad because i cannot switch to another firmware because i cannot access usb mode to write at^sfm=1 ?..,how to back my usb mode again..,i try to search the google i found that if already updated to version 21.313 firmware the usb mode was GONE.

    • Noshi Merry

      Learn from this link http://unlock4modems.com/chang

      and try this firmware 21.313.05.00.00 (Universal) from the same page above.

      It will solve your problem.

      • Nounou Noun

        Same thing in b310-927s I don’t have USB mode and the update 21.300.05.00.00

        • Mirshad Makeen

          Kindly contact me through whatsapp for Huawei device unlock +94779772888…

        • Udoka Ezepue

          i need help please. after changing WebUi for b310-927s i am now stucked with only white power light. i download Universal Firmware and tried to follow a procedure of using Multicast Upgrade Tool For Huawei LAN Port Routers tools to change the firmware. but when i reach where i will Refresh and select my Connection with its corresponding IP, the IP am seeing is 0.0.0.0 and no how to change the IP of the router because i don’t have access to its webUi. I need help please. udoka.ezepue@gmail.com

          i will reward for a better solution. Thanks

          • Try to reset your router from the Hardware button, if your problem not solved then come inbox through email we will guide to the procedure on how to restore your router back to normal working.

          • Try to reset your router from the Hardware button, if your problem not solved then come inbox through email we will guide to the procedure on how to restore your router back to normal working.

          • Noshi Merry

            Try to reset your router from the Hardware button, if your problem not solved then come inbox through email we will guide to the procedure on how to restore your router back to normal working.

          • Udoka Ezepue

            Thankd for the reply. But I did that but didn’t work. But one guy told me to use balong software to install the universal firmware so that I can be able to reinstall any webui. But i don’t know how to use balong to install firmware in B310s-x.please help me.

          • You have to wait for a couple of days, we are in process to prepare a comprehensive article and guide on the same to unlock any Latest Huawei modem/router by using Boot Short method.

    • Mirshad Makeen

      Kindly contact me through whatsapp for Huawei device unlock +94779772888….

  • Noshi Merry

    Learn from this link http://unlock4modems.com/change-frmware-huawei-b310-b315-b593-4g-cpe-router/
    and try this firmware 21.313.05.00.00 (Universal) from the same page above.

    It will solve your problem.

  • B310s-927TCPU-V200R001B311D03SP00C284_Firmware_India_operatorValue

  • Mirshad Makeen

    Kindly contact me through whatsapp for Huawei device unlock +94779772888.

  • Mirshad Makeen

    Kindly contact me through whatsapp for Huawei device unlock +94779772888..

  • Gladyator Gold

    Please I need help. I soldered the USB port to my B310s-22. I’m sure it’s fine soldier and nothing is shorted Cirquito. but when I connect the modem to the PC, is continuously giving signal plugged/unplugged. There may be some solution?

  • Bright Hercules

    after i solder the usb i get usb not recognized

  • Bright Hercules

    please can someone help me how to