Maybe try this first: If you have a Bitaxe (Ultra, Supra, Gamma, etc.), the easiest way to flash firmware over USB is usually the Bitaxe Web Flasher. ### Method 1: Bitaxe Web Flasher (Recommended) You'll need: * A USB-C **data** cable (not charge-only) * Chrome or Edge * The correct firmware for your Bitaxe model * External power connected to the Bitaxe (USB is generally for flashing, not powering the miner) Steps: 1. Connect the Bitaxe to its normal power supply. 2. Connect the USB-C cable between the Bitaxe and your computer. 3. Open the Bitaxe Web Flasher in Chrome/Edge. 4. Put the Bitaxe into bootloader mode: * Hold **BOOT** * Press and release **RESET** * Release **BOOT** ([D-Central][1]) 5. Click **Connect** and select the serial port. 6. Choose the correct firmware for your hardware revision. 7. Start the flash process and wait for completion.

Bitaxe Web Flasher

Flash your Bitaxe directly from the web