Brother MFC-3420C - Manual (Page 137)

USING BROTHER PC-FAX SOFTWARE 6 - 25
10
Select if you want to print the fax or save it to a folder and click
Next.
11
Click Finish.
The PC-FAX installation is now complete.
When PC-FAX Receiving is active, you cannot run the Remote
Setup utility. To use Remote Setup, check off Enable Receive
in Step 7.
For information on how to use PC-FAX Sending and Receiving,
please refer to Help in the Fax Console.