Reason 1: The source file may not have been created with the ideal quality. 

Solution: Print the sample label to test if your printer is working well. 

You can download the sample label from USB Driver: 

OR website：

https://s3.amazonaws.com/cdn.freshdesk.com/data/helpdesk/attachments/production/69000091194/original/Labels-Sample.pdf?response-content-type=application%2Fpdf&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAS6FNSMY2WD6T3JNC%2F20210209%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20210209T063558Z&X-Amz-Expires=300&X-Amz-SignedHeaders=host&X-Amz-Signature=a6ff9bb9ce18130b4870eb22aaac700f2078abc92e8b1883a6deef364f66f9c1


Reason 2: High print speed or density. 

Solution: Try reducing your print speed (try 3 in/sec) and density (try 3 as well) to see if you get a better result.

For Mac

①Select "Printer Features" in "Preview" 


②You can change the printing speed and the Darkness of your printing (Larger number means higher Darkness)



For Win

① Go to "Control panel" -> "Devices and Printers"

(Right click on "This PC", choose "Properties", then click on "Control panel"-> "Devices and Printers")





② Right click on "Label Printer" -> choose "Printer Preferences" -> go to the "Page Setup"




-> You can change the printing speed and the Darkness of your printing (Larger number means higher Darkness)