Printer resolution need to be set at 300×600 and QR profile resolution at 300×300 for the QR code to print right.
The steps required are shown in the images below.
Printer Preferences (from OS)
Chosen QR Profile
IE page setup.
Landscape mode. Empty out headers and footers. Print background colors and images. Enable shrink-to-fit. Minimum margins.
IE page to print the label
Print from IE menu or from the QR code page.