A prompt will tell you to "Please turn off the printer." Turn it off, then click OK on the screen.
: These programs typically run on Windows (7, 10, or 11). Step-by-Step Reset Guide
You have other options besides the adjustment program:
The Epson L850 Adjustment Program is an essential tool for owners of this popular 6-color photo printer. It allows you to reset waste ink counters, perform deep cleaning cycles, align print heads, and restore functionality when the dreaded "Service Required" error appears.
Ensure you have extracted all files from the zip folder before running the program.
Used after replacing the printhead or setting up a refurbished printer. This forces the L850 to pull ink from the tanks into the printhead nozzles.
When she arrived, hair cropped short and hands ink-stained, Mara explained how she’d ordered replacement parts and tried every forum suggestion. “They kept telling me to use an adjustment program,” she said. “But I don’t know if it’s right. I don’t want to break it more.”