Epson TM-C3400BK Technical Reference Manual page 190

9
If you have set the TM-C3400BK as the usual printer, another printer
becomes the usual printer and is displayed after uninstallation. Click [OK].
10
"Uninstallation complete." is displayed. Click [OK].
If the printer driver is still displayed in the printer model list in [EPSON Printer Software]
even after the driver is uninstalled, reboot the computer and perform the uninstallation pro-
cedure again.
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