WD/HGST DC HC310 firmware update tools?

On WD site there is updated VKGAW41G firmware for WD DC HC310 drives but no software tools to update firmware.

I have HUS726T6TALE6L4 DC HC310 512e/4kn drive with VKGNW40H firmware. How could it be updated to VKGAW41G by user or generic IT support guy?