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Can anyone help me connect my maxify MB5420 wireless it always say can not find printer ? Driving me crazy  I had canon print installed on my descktop and removed it said can not find printer any help ? Thanks , Mike 
I have a new Wi-fi password and can not find where to enter it on my  MB5420  printer  it scans the T-Mobile F921 my new wi-fi but it says something about disable password ?  Then when I scan it says unable to connect ?  I know its the password just ...