Razer BlackWidow V4 Firmware Updater | RZ03-0469

Updated: 07-Jan-2026 | Answer ID: 13901
This answer provides the latest firmware version for the Razer BlackWidow V4 and steps to install it successfully.

Applicable Products:

Firmware update v1.5.0_r1

  • https://rzr.to/s70dys | January 8, 2026
  • Fixed unable to put system to sleep when Razer Synapse for Mac is running with device connected.

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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