MUNBYN ITPP942 - Q: Why Are There some White Spots in the Printed Labels

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For Windows:
You can do this by entering: Settings -> Devices -> Printers and Scanners -> Right-click on 'Munbyn
ITPP941' -> Manager -> Printing Preferences -> Page Setup -> Density/Speed.
6. Q: Why are there some white spots in the printed labels?
A: It is likely that the printer head has gotten dirty.