Razer Basilisk V2 Firmware Updater | RZ03-03400

Updated: 10-May-2026 | Answer ID: 4554
This answer shows the latest firmware version of the Razer Basilisk V2 and how to install it successfully.

Applicable Model:

Firmware v1.03.00_r1

  • https://rzr.to/8r187 | December 20, 2019
  • Fixed an issue where the device sometimes stops working after a restart or waking up from sleep.
  • Fix the issue where the device will not function when performing PM operation if connected through a USB 3.0 Hub.

Follow the detailed instructions below to run the updater on your device.

Step-by-step Process

Before you start

  1. Ensure your laptop is plugged into a wall outlet and not just running on battery before proceeding.

  2. Save all files and close all programs.

  3. Download the latest driver.

Update process

  1. Run the updater as shown below:

  2. You may be prompted to confirm changes on your device by the User Account Control. Click "Yes" to confirm these changes.

  3. Click "NEXT" to proceed. The installer will close all running Razer applications if you have not done so yet.

  4. Connect the device to the computer and click "UPDATE".

  5. Wait until the update process is complete. Do not interrupt.

  6. When the update is complete, click "CLOSE".

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