If you are connecting via USB, Windows 7 might attempt to install its own driver automatically the moment you plug the cable in. Do not let it finish. Cancel any automatic installation wizards. It is always better to install the driver software before connecting the USB cable.
Visit the Epson community forums or search for "TM-U220 Windows 7 64-bit APD 4.20e" for the latest user-shared installer packages. Drivers Epson Tm U220 Windows 7 64 Bits
For installing the Epson TM-U220 Go to product viewer dialog for this item. If you are connecting via USB, Windows 7
Would you like step-by-step or help with a specific connectivity type (USB / Serial / Parallel)? It is always better to install the driver
If using a USB interface, you may also need the Epson TM Virtual Port Driver to map the connection to a COM port. 2. Installation Steps
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