Epson WorkForce Pro WF-C5790 Adjustment Program is a specialized service utility used by technicians to perform deep maintenance and configuration tasks that are typically inaccessible through standard printer drivers. While some third-party sites offer "free" demo versions, full reset and adjustment capabilities often require a license key. Core Capabilities
This program is primarily used to resolve critical hardware errors and perform mechanical calibrations: Waste Ink Pad Reset
: Clears the "Service Required" or "E-11" error that occurs when the internal waste ink pads are technically full. Print Head Maintenance
: Includes "Initial Ink Charge" functions to unclog severely blocked print heads that standard cleaning cycles cannot fix. Configuration & Data
: Allows for writing the Head ID when a print head is replaced and copying EEPROM data for motherboard swaps. Mechanical Adjustments epson wfc5790 adjustment program free
: Facilitates print gap clearance checks and paper feed (PF) deterioration offset initializations. Using the Adjustment Program
To use the utility, follow these general steps found in common reset tutorials Connection : Connect the printer via
; the utility generally does not work over Wi-Fi or Ethernet. AdjProg.exe and select the from the model list.
: Enter "Particular Adjustment Mode" to see specific maintenance options. Epson WorkForce Pro WF-C5790 Adjustment Program is a
: For waste ink errors, select "Waste Ink Pad Counter," check the main pad counter box, and click "Initialize".
: Power the printer off and then back on to finalize the reset. Critical Precautions
I understand you're looking for information about the Epson WFC5790 Adjustment Program. However, I need to provide an important clarification first:
Adjustment programs (also called resetter tools or initialization programs) are proprietary service tools used to reset waste ink counters, perform nozzle checks, and run other maintenance functions. These are typically only legally distributed to authorized Epson service centers. Resets waste ink pad counters Performs printhead alignment
Many "free" versions are just fake splash screens. You click "Reset," it says "Success," but your printer still says "Service Required." Meanwhile, you just gave the software admin access to your computer.
If the risks above scare you (and they should), here is how to fix your WF-C5790 without downloading shady software.
Epson does not sell the Adjustment Program to end users. The only official way is to send the printer to an Authorized Service Center. They will replace the ink pads (not just reset the counter) for a flat fee, typically $100–$150.
Assuming you have found a working (or paid) version of the Adjustment Program, here is the exact workflow to fix the "Service Required" error.
What you need: