Epson SP-1390 AdjProg Definition – Epson SP-1390 AdjProg or Epson SP-1390 Adjustment Program or Epson SP-1390 Adj Program, is a middleware developed by third-party software to supply for Epson SP-1390 printer, making printer continuous printing without error. – Epson SP-1390 Adjustment Program enables to perform maintenance and adjustment functions such as: Reset Waste Ink Pad […]