A black command-prompt window will appear briefly, showing dots to indicate data transfer.
Click and hold the firmware file, then . usbprns2.exe
Frequently used in the maintenance community to install modified firmware that allows printers to operate without restrictive cartridge chips. How to Use USBPRNS2.EXE A black command-prompt window will appear briefly, showing
The program is a console-based executable, meaning it doesn't have a "window" with buttons. There are two main ways to use it: 1. The Drag-and-Drop Method (Easiest) usbprns2.exe
This is the most common method recommended by support communities: