Troubleshooting Quality Issues with Shipping Labels
The steps below will help you fix the various issues you may find when attempting to print a
carrier shipping label when using Buy Shipping services. These are general guidelines, and you
may need to consult the user manual for your printer to complete some of the steps listed
Ensure you have selected the correct label format and print orientation on the buy
shipping function on Seller Central. The label format will be either ZPL, PNG, or PDF
depending on the kind of printer you use and the carrier chosen.
Poor label quality can be improved by:
Reducing the print speed
Cleaning the printer head
Adjusting the printer heat
If your barcode appears to be “wavy”, you must set your printer dithering settings to
To do so, follow these steps: Devices and Printers > Right Click on the
Printer > Printer Preferences> Graphics.
If your label is too small:
Go to Devices and Printers > Right Click on the Printer > Printer
Preferences> Page Setup.
Stock Name: User > For 4 x 4 labels the setting are width 105mm & Height
102mm. Then click OK > Apply > OK.
If you are printing in the wrong format:
If you are using a thermal label printer and
shipping labels, you must print labels in ZPL format. Printers such as TSC, Zebra and
Citizen support this.
Your label does not have the correct dimensions:
Quiet Zones too small:
Ensure labels are minimum 101.5mm (full 4 inches) wide.
Label paper/ printer adjustments:
1) Ensure the spool is set straight.
2) Label positioned too far left inside printer Reset printer settings to default.
To do so, follow these steps: Open the Utility > Navigate to Tools > Actions
> Load Factory Defaults.
3) Check left position adjustment. To do so, follow these steps: Go to Device
Printers > Printer Preferences > Adjustment Left Position (a negative number
moves the layout to the right)
If your barcode is too small, it is likely that you are printing in PNG on a
Note: When changing printing emulations/formats to ZPL, on some
printers this will download a new driver (e.g. Citizen CLS-521Z for ZPL). Please
ensure this driver/printer is selected as the default on Amazon Print
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