Razer DeathAdder V4 Pro Firmware Updater | RZ01-0533

Updated: 12-Nov-2025 | Answer ID: 20103
This is a guide showing the latest version of the Razer DeathAdder V4 Pro firmware update and how to install it successfully.

Applicable Model:

Firmware updater v1.20.00

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.

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