Ensure you are using the exact file meant for the L3250/L3251 series. Using software built for older models (like the L3110 or L3150) will fail or corrupt your printer firmware.
If you are uncomfortable using service software, consider these options: Epson L3251 Adjustment Program
You know you need the when your printer displays one of the following behaviors: Ensure you are using the exact file meant
Set the Port selection to or select the specific USB port where your printer is connected. Click OK . Step 3: Navigate to the Reset Maintenance Area Epson L3251 Adjustment Program