Razer Kraken V4 X Firmware Updater | RZ04-0518

Updated: 06-Nov-2025 | Answer ID: 14962
This answer provides the latest software and drivers for the Kraken V4 X.

Applicable Models:

Firmware updater v1.4.0_r1

Step-by-step Process

  1. If using a laptop, ensure it is plugged into a wall outlet. Do not let it run on battery alone.
  2. Save all files and close all programs.
  3. Download the latest firmware.

  1. Run the updater.
  2. Click "Yes" if the User Account Control window pops up to proceed.
  3. Click "NEXT" to proceed. The updater will close all running Razer applications.
  4. Select the device you want to update.
  5. Plug in the wireless USB dongle to PC then click "UPDATE".
  6. Wait until the update process is complete. Do not interrupt.
  7. Click "NEXT".
  8. Connect the device to PC using the supplied USB cable.
  9. Click "UPDATE".
  10. Wait until the update process is complete. Do not interrupt.
  11. Click "NEXT".
  12. Click "CLOSE" once the update is complete.

Is this answer helpful?