Razer Basilisk V3 Pro Firmware Updater | RZ01-04620

Updated: 25-Aug-2026 | Answer ID: 6405
This is a guide showing the latest version of the Razer Basilisk V3 Pro mouse firmware and how to install it successfully to your system.

A firmware updater is a tool that keeps your gaming gear running at its best. Installing the latest firmware can improve performance, fix known issues, and help devices work more smoothly and reliably.

Applicable models:

Firmware v2.01.01_r1

Release notes

  • Improved wireless disconnect and reconnect issue
  • Added overcurrent protection mechanism while charging

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

Step-by-step Process

  1. If you are using a laptop, make sure it is plugged into a wall outlet.

  2. Save all files and close all programs.

  3. Download the latest firmware updater.

  4. Run the updater. Select your device and click "NEXT" to proceed.

    screenshot informing that the utility will check for updates

  5. Connect the wireless USB dongle to your PC and click "UPDATE".

    screenshot showing instruction to connect device and click the update button

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

    screenshot showing the progress of the update process

  7. Once the update is successful, click "NEXT".

    screenshot showing the successful update

  8. Switch off the mouse then connect it to your PC using the supplied USB cable. Click "UPDATE".

    screenshot showing instruction to connect keyboard to PC

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

    screenshot showing the update is successful

  10. Click "NEXT".

    screenshot showing the completed update and instruction to close the installer

  11. Click "CLOSE" to exit the installer.

    screenshot showing the completed update and instruction to close the installer

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