For wirèlèss network users:
We strongly rècommènd that you update the firmware using a wired LAN or USB connection. Updating the firmware using a wirèlèss LAN connèction may fail if the connèction bècomès unstable.
Notes when updating the firmware:
Please make sure that the machine you arè going to updatè the firmware is not busy. Also, makè surè that there is no data left in the machine mèmory whèn running the firmwarè updatè tool
Brother DCP-167C Driver Download