Link — Epson Wfc5790 Adjustment Program
Epson provides this software exclusively to Authorized Service Centers. You can contact Epson Professional Support directly. Without a service contract, they will not release the software to end-users.
Finding a working link for the WF-C5790 adjustment program is notoriously difficult. Unlike older consumer models (like the L-series), the software for commercial WorkForce Pro models is not as widely circulated on free tech blogs.
1. Official Service Manuals & Programs The safest route is to purchase a service manual subscription from Epson’s official business portal or a verified third-party technician site. This usually guarantees a clean, virus-free download and a license key to run the software. epson wfc5790 adjustment program link
2. Technician Forums Communities like the "Octopus Ink Forum" or specialized printer repair subreddits often have sticky threads with verified links.
The program will open a selection window. Choose “WorkForce Pro WF-C5790” from the dropdown list. Click “OK.” Run the program (Windows only, usually)
Right-click the AdjProg.exe file and select “Run as administrator.” If you do not do this, the program will crash with a “USB port not found” error.
Right-click the downloaded .zip or .rar file and extract it to your desktop (e.g., C:\Epson_Service). Key functions
Run the program (Windows only, usually)
Key functions
Save logs – Always back up adjustment results.
