Chinese third-party chip-designer Zhono Microelectronics has announced that recent firmware upgrades to Brother, Canon, HP, and Ricoh devices do not affect its third-party compatible chips for cartridges used in the machines. According to an RT Media report, Zhono said the June 2024 firmware upgrades affect Brother’s HL-2310D, HL-2390DW, and MFC-L2750DW models sold in North America, HL-2375DW
