Brother MFC-J450DW - Manual (Page 107)

Troubleshooting
93
B
How to reset the machine
B
a
Press Menu.
b
Press a or b to choose
Initial Setup.
Press OK.
c
Press a or b to choose Reset.
Press OK.
d
Press a or b to choose the type of reset
(Machine Reset, Network,
Address&Fax or All Settings) you
want to use.
Press OK.
Press 1 to confirm.
e
Press 1 to reboot the machine.