How to reload or upgrade the firmware?

The solution in this article is applicable to all Antminers, except B3.

1. Firmware download official website

Visit firmware page >

Download firmware

Select the miner from the left column and click "firmware". You may need to scroll up to see the file. Different models of miners have different firmware versions. Choose the one specific to your miner.

Please note that S9 series and T9+ miners have updated a new firmware called ASICBoost. For more information, read here:

ASICBoost firmware for Antminer S9 series and T9+ >

2. Download the firmware.

When you download the firmware, please use Google Chrome or Firefox browser.

Do not open the firmware file. Download it to a convenient file location on your PC or laptop. If your computer is a Mac, please disable the setting to automatically open files.

3. Enter your miner interface and go to System> Upgrade. Click "Browse" to find the file, and click "Flash" to load the file.

upgrade page 

Keep the miner powered on and run for 20 minutes while the firmware is loading. If the upgrade is successful, it will display "System Upgrade Successfully".

system upgrade successedFor S9, some miners may face upgrade failures. See what you can do here:

What should I do if the S9 upgrade fails? >

About products purchase, please contact our sales manager:
[email protected]

About miner repair and after-sale issues, please contact the repair manager email:
[email protected]

For business cooperation, please contact:
[email protected]

If you have any dissatisfaction during the transaction or have valuable suggestions for us, please contact us via this email address:
[email protected]

Recently, many companies claiming to be mining companies imitate us and say that they are related to us, or that they are our branch companies, which has caused customers to be deceived. Please be careful not to believe any impostors, please check our correct contact information and beware of being deceived getting scammed, and losing money.
please check our right contact way: Here