If you encounter errors (like communication error code 2100012c) while using the traditional adjustment program, or if you are using a macOS computer, the is an excellent and widely trusted alternative.
An Epson adjustment program (also known as the Epson Adjustment Program or Resetter) is a vital utility software used to service and maintain Epson EcoTank printers, including the Epson L3111.
You will know you need this program when your Epson L3111 displays one of the following symptoms:
Calibrates the alignment of the printhead as it moves back and forth across the page, eliminating blurry or misaligned text.
Extract the downloaded adjustment program ZIP file to a folder on your desktop.
Right-click on the AdjProg.exe file and select .
: The tool allows for reading and writing EEPROM settings, which is essential when replacing a mainboard or printhead. Component Calibration
The Adjustment Program is a specialized service tool that interacts directly with the printer's EEPROM firmware. Its primary capabilities include: