Brother RJ-4040 - Manual (Page 36)

Updating P-touch Editor, Updating the Firmware
33
5
How to update the firmware
5
a Turn the printer on and connect the USB cable.
b Double-click the [P-touch Update Software] icon.
Note
The following method can also be used to start the P-touch Update Software.
Click the start button, and then select [All Programs] - [Brother P-touch] - [P-touch Update Software].
c
Click the [Machine update] icon.