Barcode Man does not support preview printing at Safari, the only option for printing is to download it and open it with a preview file app or Adobe Viewer.
Step-by-Step, with the Mac Preview app
Move the mouse to Generate Labels button and click Download on the product/address label page.
Open the file with the Preview app.
3. Open Menu File => Click Print.
4. Set the correct Printer, Paper Size, and Orientation. Set Scale to 100%. ( Orientation can be different on different devices, according to the preview screen to select Orientation. )
5. Click Print.
Step-by-Step, with Adobe Reader DC
Move the mouse to Generate Labels button and click Download.
Open the file with the Adobe Acrobat Reader DC.
3. Click the Print icon.
4. Click Page Setup at the bottom.
5. Set the correct Paper Size and Orientation ( Orientation can be different on different devices, according to the preview screen to select Orientation. ). Last, set the Scale to 100%.
6. Click OK, and Print.