The maintenance utility is most commonly used with the and similar enterprise-grade laser printers, including: HL-5450DN / HL-5450DNT HL-5470DW / HL-5470DWT HL-6180DW / HL-6180DWT How to Use the Brother Maintenance Utility

: It is typically found in the directory C:\Program Files (x86)\Brother\Brmfl15a\ .