Bitmain Antminer S19 Firmware

Download Bitmain Antminer S19 (95Th) online update firmware and SD card Firmware.

The Bitmain Antminer S19 firmware is proprietary and is designed specifically for the Antminer S19 model. It is continually updated by Bitmain to improve performance, security, and stability. The firmware includes a range of features and settings that allow users to customize the performance of their Antminer S19, including clock frequency, power consumption, and fan speed.

Overall, the Bitmain Antminer S19 firmware plays a crucial role in the mining process by ensuring that the hardware is optimized for efficient and profitable mining. It is essential to keep the firmware up to date to ensure the device is running at its best and to take advantage of the latest features and improvements.

Online Update Firmware of Bitmain Antminer S19

Update your firmware through the web interface with the following image.

Transition firmware to low power mode firmware.

If your S19 miner firmware version is lower than May 2021, please Upgrade this firmware first and then upgrade the S19 low power mode firmware.

Please make sure the miner type and firmware type are the same before upgrading the miner firmware.

Antminer S19 merged firmware.


1. Support low power mode.
Please make sure the miner type and firmware type are the same before upgrading the miner firmware.

Read more: Bitmain Antminer 19 Series Online Upgrade Tutorial

SD Card Firmware of Bitmain Antminer S19

Factory restore the Antminer S19 with the following SD card firmware (unzip to SD card)

Aml Ctrl board SD firmware for S19x

Flashing Instructions :

Tools Required:

  1. Hardware includes a computer (running Windows), a card reader, and the MicroSD card recommended capacity of less than 16GB. Larger capacity MicroSD cards are not recommended as they are very susceptible to errors.
  2. Software: Antminer S19 SD card firmware and a decompression program (WINRAR is recommended).

Flashing Steps:

  1. Insert MicroSD card into computer and format to FAT32.
  2. Unzip the downloaded image file and copy the contents to the MicroSD card.
  3. Remove the MicroSD card from the computer and insert it into the card slot on the control board.
  4. Power on the control board. Allow about 30 seconds for the files to load automatically. When loaded, the green indicator light will be steady on.
  5. Remove the MicroSD and restart the miner. In over 30 seconds, please reboot the miner. (NOTE: do not power off during the restart process; power failure will cause the OTP to fail to turn on which also damages the control board.)
  6. Power on the miner and access the miner interface. Remember to upgrade the latest official firmware online.

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