Chapter3 Handling Print results adjustment Allows you to adjust colors and barcode. This is not displayed if you start PrinterSetting from the printer driver. If you increase the ratio of black ink, be careful not to touch the printed surface immediately after printing because ink can adhere to your fingers. 198 Item Description Color preset Ink profile Allows you to adjust print density. To ensure print quality, adjust this when you change paper. Ratio of black to composite Allows you to set the ratio of black to composite. Adjust barcode Bar width adjustment When using a built-in barcode font, use this to adjust the bar width.