RetroCompass
RetroCompass

8BitDo M30 — Firmware update

Quick answer

Button combo

USB-C wired8BitDo Firmware Updater

Steps

  1. 1Download the 8BitDo Firmware Updater for Windows or macOS from support.8bitdo.com.
  2. 2Connect the M30 to the computer with a USB-C cable.
  3. 3Open the updater; it detects the M30 and shows the available firmware.
  4. 4Click Update and keep the cable connected until it finishes, then restart the controller.

LED states

  • Blink—In update mode / flashing
  • Solid—Update finished
Last verified: 2026-06-20Source: support.8bitdo.com

Update the M30 with the 8BitDo Firmware Updater over a USB-C cable on Windows or macOS. Connect the controller, open the tool, and let it detect the M30 and offer the firmware; click Update and leave it plugged in until done, then restart it. Firmware changes can affect which mode is default, so re-check your power-on combo afterward. If the controller won't power on, hold L + R while plugging in the USB cable to enter recovery.

FAQ

Which tool do I use?
The 8BitDo Firmware Updater (desktop app) over USB-C. The M30 is not an 'Ultimate' device, so it doesn't use the Ultimate Software.
It won't power on to update.
Hold L + R and then plug in the USB-C cable to force it into update/recovery mode.

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