Print Quality is Poor or Contains Errors 133TroubleshootingColors are Uneven or Streaked■ Increase the print quality setting in the printer driver settings.Windows1 Open the Printer Properties dialog box.2 Click the Main tab, then click High for the Print Quality setting.Macintosh1 Open the Print dialog box.2 For Print Mode, click Manual, then click Details.3 Click the Quality icon, then drag the Print Quality slider to the Fine end.■ Set the halftoning method to Diffusion in the printer driver settings.