How to Reset Brother MFC-L2700dw, MFCL2700dw drum or toner
Brother MFC-L2740DW Toner Cartridges from $19.95
MFCL2740DW Update firmware from mobile device – Brother quick fix - YouTube
Brother MFC-L2700DW Toner Cartridge Replacements
I'm trying to reset the toner error message, upon research it says to hold the # button, but my printer doesn't have buttons?? (Brother MFC-L2740DW) : r/printers