First: In the case of the correct print settings, the display color is deviated from the actual print color: since the display and the T-shirt printer use different techniques to express the color, ie RGB mode and YMCK mode, the actual printed color cannot be completely matched with the display. The color matching on the display.
Second: The ink in the T-shirt printer driver is set to "Black": Modify the settings and set to "Color".
Third: The media settings do not match the actual print media: modify the print media settings in the driver, or replace the matching print media.
Four: The ink level of the ink cartridge is low, and one or more colors of ink are empty: check the ink cartridge to determine if the ink cartridge needs to be replaced.