Consider using official Epson software and genuine cartridges for the best performance and to avoid legal issues.

It would cover:

These often come with "Auto-Reset Chips" (ARC) that reset the ink level when the cartridge is removed and reinserted.

Epson "chipless" activation keys are . While the modified firmware files themselves are often free to download, a unique activation key must be purchased to unlock the "chipless" functionality for your specific printer's serial number.

: Be cautious of websites claiming to offer "free full activation keys" or "keygens," as these files often contain malware or viruses designed to compromise your computer.

Epson will no longer honor your warranty if the firmware has been modified.

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

Turning your computer into a zombie machine used to launch cyberattacks. 2. Adware and Phishing Scams

Run the firmware update software and follow the instructions to flash the printer's ROM.

If you wish to proceed with making your printer chipless—which allows for continuous printing without ink level interruptions—you can find keys at these reputable sources: Free ways to put chipless firmware on a Epson XP-4100?