4 Answers

Try here...http://support.brother.com/g/b/faqend.aspx?c=nz&lang=en&prod=mfcj470dw_us_eu_as&faqid=faq00002637_000

I have a Brother MFC-490CW,,it worked fine till i bought a new HP computor,,now i can only use scanner and printer via the computor,and i have no idea why..>>>>>>>><<<<<<<<..

i updated to el capitan, worse thing i ave ever done. nothimg worked properely after that and then the mighty apple crashed, take my advice and get rid of it before it's too late.    :(

This link from support.brother is for the Macintosh and it addresses your problem. Take your time and follow the instructions carefully, then you should have no more problems:

http://support.brother.com/g/b/faqend.aspx?c=us&lang=en&prod=hl4570cdw_all&faqid=faq00002977_007

This next link from apple tells you what current driver/software is available for your Brother model:

https://support.apple.com/en-au/HT201465

My own iMac with the current el capitan version has given me no problems whatsoever, indeed I can recommend it without any reservations.