Yes, Brother Printer Quality Print Repair (https://devicefixes.com/printer/brother/) service will probably solve the problems like faded prints, streaks on printed paper, blurry letters or other issues that decrease the quality of your printings. However, before making an appointment for that kind of service, you should first clean your printer's print heads, check whether there's enough ink or toner left in the printer, and run the cleaning cycle of your printer.