On its German site, Brother is recommending users to update the firmware on various devices.
The firmware advice is for a range of its and is advertised to include improved print performance accuracy once the device is updated.
Affected devices are named as:
- HL-L2400DW, HL-L2400DWE, HL-L2445DW, HL-L2447DW
- DCP-L2620DW, DCP-L2627DW, DCP-L2627DWE, DCP-L2627DWXL, DCP-L2660DW, DCP-L2665DW
- MFC-L2800DW, MFC-L2827DW, MFC-L2827DWXL, MFC-L2860DW, MFC-L2835DW, MFC-L2860DWE
