User Activity

I have a canon  MB5420 It works but I am having trouble it tells me to check the power on ( it is on ) Check  the printer is installed properly ?  I just installed canon Print now is when trouble began ? Canon print says my printer is off line  and i...
I can not print from any of my e-mail programs ? what can cause this ?  Printer is mb5420 brand new and it says  after diahnosis and repair no pronlems ? Driving me crazy !  Windows 10  and every e-mail program I have , g-mail , webmail spectrum and ...