Custom Firmware ANTMINER L3+, L3++

ANTMINER L3, L3+, L3++ custom FIRMWARE
(no Fee from mining!) for download


0.003 BTC is OK :-) 

2) After donating

You will receive URL for downloading Firmware


Donation first, Download firmware after

In case of any problems you can write to 


  • Custom Firmware for: Antminer L3, L3+,L3++ (all versions)
  • Version 3.01 - 2019-06-10!! (BigMiner Firmware, without Fee from mining!)
  • Efficiency: 40-45% (Better then Blissz firmware!, Better then


  • UnOfficial Bitmain Firmware for Antminer L3+ noFee download
  • Recommended, at your current firmware, set the miner frequency at 350mhz before flashing.
  • Download the custom firmware. (dont unpack it)
  • Flash by going to System, Upgrade, Flash new firmware image and select the custom firmware.
  • When the reboot is complete: please clear your browser cache or use ctrl + f5 if you dont see the pages  properly loaded
  • Then check the advanced settings page and set the global values to the lowest voltage setting and 375mhz. From there increase your frequency to see how high you can go at the lowest voltage setting.
  • Start tweaking some more. See the profile suggestions below.