Online multiple QR codes generator help


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How to determine your printer resolution (dpi = dots per inch) If you do not know your printer resolution (dpi = dots per inch), you can determine it as follow:
  • First print this page on the printer where you want its printer resolution to be known, by pressing this button:



  • Take your ruler and measure the line length, in millimeters or inches, from the printed page.
    Do NOT measure the length from your computer / laptop screen.

    Measure line length to calculate the printer resolution

  • Enter the line length and select the measurement unit. Press the Calculate button to determine the printer resolution.

    Line length:        

    Printer resolution: dpi