Can’t Connect? Check the following:
Wireless network
Wired network 
(MFC-J4535DW only)
USB connection
Restart your wireless access point/
router (if possible).
If still not successful, go to 
14
.
Disconnect the cable.
If still not successful, visit support.brother.com 
for FAQs and Troubleshooting.
Restart your machine and 
computer, and then go to 
13
.
Follow the LCD instructions to configure 
the machine settings.
•  (MFC-J4535DW only) Configure the tray 
setting.
•  Check the software installation 
information.
If you are not using your machine as a fax, go 
to 
13
. For more information on using the fax 
feature, see the Online User’s Guide.
  MFC-J4535DW
1.  Press 
 [Settings] 
> [All Settings] > 
[Initial Setup] > 
[Local Language].
2.  Press your language.
3.  Press 
.
  MFC-J4335DW / MFC-J4345DW
1.  Press Settings.
2.  Press a or b to select the 
following:
a.  Select [Fax], and then press 
OK.
b.  Select [Setup Receive], 
and then press OK.
c.  Select [Receive Mode], 
and then press OK.
d.  Select your Receive Mode, 
and then press OK.
3.  Press Stop/Exit.
  MFC-J4535DW
1.  Press   [Settings] > 
[All Settings] > [Fax] > 
 
[Setup Receive] > 
[Receive Mode].
2.  Press your preferred Receive 
Mode.
3.  Press 
.
  MFC-J4335DW / MFC-J4345DW
1.  Press Settings.
2.  Press a or b to select the following:
a.  Select [Initial Setup], and then 
press OK.
b.  Select [Station ID], and then press 
OK.
c.  Select [Fax], and then press OK.
3.  Enter your fax number (up to 20 digits), 
and then press OK.
4.  Enter your name (up to 20 characters), 
and then press OK.
5.  Press Stop/Exit.
  MFC-J4535DW
1.  Press 
 [Settings] > 
[All Settings] > [Initial Setup] 
> [Station ID] > [Fax].
2.  Enter your fax number (up to 20 digits) on 
the touchscreen and then press [OK].
3.  Press [Name].
4.  Enter your name (up to 20 characters) 
using the touchscreen, and then press 
[OK].
5.  Press 
.
Visit setup.brother.com to download and install 
Brother software.
Follow the on-screen instructions and prompts.
NOTE
For Wired Network Connection (MFC-J4535DW only) and 
USB Connection, locate the correct port (based on the 
cable you are using) inside the machine as shown.
Setup Finished
You can now print and scan using your machine.
To check for the latest firmware, visit  
support.brother.com/up7.
Find your SSID (Network Name) and Network Key 
(Password) on your wireless access point/router 
and write them in the table provided below.
SSID (Network Name)
Network Key (Password)
  MFC-J4335DW / MFC-J4345DW
1.  Go to your machine, and press 
 on the panel.
2.  Press OK to select 
[Find Wi‑Fi Network]. The 
[Enable WLAN?] message 
appears on the LCD.
3.  Press c to select Yes.
  MFC-J4535DW
Go to your machine, and press   >  
[Find Wi‑Fi Network] > [Ye s].
Go to 
13
 to install 
software.
SSID: XXXXXXX
Network key: XXXX
If you cannot find this information, ask your network 
administrator or wireless access point/router 
manufacturer.
If setup is not successful, restart 
your Brother machine and your 
wireless access point/router, and 
repeat 
14
.
Important Notice for Network Security:
The default password to manage this machine’s 
settings is located on the back of the machine 
and marked “Pwd”. We recommend immediately 
changing the default password to protect your 
machine from unauthorized access.
For detailed machine information and product specifications, see the Online User's Guide at support.brother.com/manuals.
© 2020 Brother Industries, Ltd. All rights reserved.
Store your name and fax number so the machine prints it on all outgoing fax pages. For more 
information, see Enter Text on Your Brother Machine in the Online User’s Guide.
14
Manual wireless setup
If the wireless setup is not successful, try to set up the connection manually.
13
Connect your computer or mobile device to your machine
Follow these steps to complete the setup using one of the connection types available on your machine.
11
Select the correct Receive Mode
If you are not using your machine as a fax, go to 
13
.
12
Set your Station ID
If you are not using your machine as a fax, go to 
13
.
9
Select your language (if needed)
10
Connect the 
telephone line cord
8
Machine settings
setup.brother.com
Select the SSID (Network 
Name) for your access point/
router and enter the Network Key 
(Password).
When the wireless setup is 
successful, the LCD displays 
[Connected].
  MFC-J4335DW / MFC-J4345DW
1.  Press Settings.
2.  Press a or b to select the 
following:
a.  Select [Initial Setup], 
and then press OK.
b.  Select [Local Language], 
and then press OK.
c.  Select your language, and then 
press OK.
3.  Press Stop/Exit.