Brother MFC-5890CN - Manual (Page 62)

Wireless configuration for Windows ® using the Brother installer application (Not available for MFC-5490CN and MFC-5890CN)
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4
g
Choose Step by Step install (Recommended) and then click Next.
h Choose Without cable (Advanced) and then click Next.
i Read the Important Notice. Check the box after you confirm the wireless setting is enabled, and then
click Next.