Whatsminer firmware upgrade

This upgrade is for the M20 series models (ie, M20, M20S, M21, M21S, M21B, M21C), and optimizations include:

· Increase the stability of product operation

· An inevitable increase in hash rate

· Reduce a specific power consumption ratio and total power consumption.

How to upgrade?

1. This upgrade needs to use the latest WhatsMinerTool version to operate.

Firmware download address:


Whatsminer firmware download interface2. According to the miner contro l board type, upgrade the corresponding firmware version for the miner. The current miner control board types are divided into H3 and H. Or log in to the IP of the miner in the browser and switch to the overview page, and you can also check the type of control panel.

Whatsminer overview page 

If the upgrade fails during the upgrade process, please check whether the firmware version is consistent with the miners.

If they are the same, please try 1~2 times again, then the upgrade will be successful;

If they are inconsistent, please restart the miner that failed to upgrade (restart or reboot after power off). Then, after the miner is online, re-select the firmware of the corresponding control board type and upgrade again.

About products purchase, please contact our sales manager:
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