Brother MultiFunction Center MFC-440CN All-In-One InkJet Printer "lc 51 series ink" Questions

...I use the LC-51 series ink. Try cleaning the printhead: ...

I don't know how to load envelopes in printer I have a MFC-440CN brother model with LC-51 Series Ink and I can't find the manual I found the manual and read it and fixed it.

How do I take paper tray out my brother Lc-51 series ink . Read this. https://www.brother-usa.com/modeldocuments/Consumer/Users%20Manual/um_mfc_240C_en_249.pdf

LC-51 Series Ink. I had to buy a new computer because my harddrive had burned out. I lost all information. I need to load my Brother Printer to the new one but I can not find my disc . Look here: http

...LC-51 Series ink Please note that this error code appears when the container in the printer that is responsible for storing used / discarded ink is full or registers as full. The following ...

i have black ink in my printer brother lc-51 i have black ink in my printer brother lc-51 series . but my printer shows gray scale color Its because grayscale is selected in colors section.