Please select a model and download firmware. You have to match the exact version to prevent issues.

Bitmain board Firmware Download

Bitmain Antminer S1

Download Factory I Sysupgrade (SSL)

Bitmain Antminer S3

Download Factory I Sysupgrade (SSL)

Bitmain Antrouter R1

Download Factory I Sysupgrade (SSL)

This section describes actions that might damage your device or firmware. Proceed with care!

The installation of OpenWrt firmware is device-specific.
Procedures for specific devices should be found in the OpenWrt wiki.
See OpenWrt Table of Hardware for available procedures.
If your device is not listed, information on this page may be helpful.


Please reset board to factory settings to avoid problems with some previous configuration.

Connect your computer to the board.
Read the IP address labeled in the Fan Bracket (Front).


Manually set up your PC’s IP address in the network segment the same as the miner’s IP address.
Enter miner’s IP address into your web browser, then login Bitmain management interface, both username and password is root by default.
Through System – Backup/Flash Firmware you will be able to upgrade your board.


Click Browse button to choose the upgrade file.
After choosing the upgrade file, click Flash image…button to start downloading this file to your system.
After downloading, click Proceed button, then upgrade the system.

During the upgrade process, you need to wait patiently and must keep the power on, otherwise, Bitmain board will restore to initial settings.
Bitmain board will be connected to the login interface after finishing system upgrade.

If OpenWRT firmware was previously installed on your router, be sure and disable Keep settings option during firmware upgrade.

Do not power off the router during the firmware upgrade, as it can cause the device to crash or become unusable.

Reconnect LAN cable or Disable/Enable NIC card in order to get new valid IP address in 192.168.45.x range from router.

Configuring parameters

Start your browser and in URL field type
Username : admin
Password : admin

Press Login button to access to Status tab.

On Status page you will see a MAC address of your OpenWRT router which will be used in the SignUp process.
After selecting your HotSpot name, select as HotSpot model Bitmain, and add your MAC address from Status tab.

From Setup page configure your OpenWRT router.
Be sure and set Autostart option. This option is not active by default.
Here you can set new Administrator password for access to the router setup and configuration. Save changes.
Enable WiFi, set SSID name and click Save.
As DNS Server select Custom and set

Please note, if the DNS IP address isn’t, the whitelist will have no effect.

Select Network Protocol and Save changes.
By default as Network Protocol is set DHCP, but you can choose Network Protocol based on your needs.
Our recommendation is to use DHCP Network Protocol.
When you finish setup, restart router to apply changes.

If you need help with configuration, please go to and contact our tech support. We’ll be glad to help you.

Updated on February 7, 2020

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