If your printer is still in warranty, contact Epson first. If out of warranty, proceed carefully with trusted sources.
For a long-term fix, consider installing an external waste ink tank or replacing the maintenance box (Maintenance Box Model: C13T04D100) specifically designed for the L4260. If you'd like to troubleshoot further, let me know: Are the flashing? Do you have the USB cable handy? Is the printer making any grinding noises ? Share public link epson adjustment program l4260
Disclaimer: Using adjustment programs is at your own risk. Always back up your printer settings if possible. If you're interested, I can also provide: If your printer is still in warranty, contact Epson first
This means the software cannot see the printer. Check your USB connection, try a different USB port directly on the motherboard, and verify that no other software (like the official Epson Status Monitor) is actively using the printer. If you'd like to troubleshoot further, let me