(often sold by third-party companies) modify the printer's internal software to ignore these chips. This allows users to:
Searching for a "free" activation key often leads users into several pitfalls: Free ways to put chipless firmware on a Epson XP-4100? epson chipless activation key free
Download the specific chipless firmware for your model from sites like Chipless Solutions Flash the Printer: (often sold by third-party companies) modify the printer's
Connect your printer via USB and run the firmware updater to modify the printer's software. Use an activation program (often called License.exe ) to enter a purchased key. Why "Free" Keys Are Risky epson chipless activation key free