Guides
Barcodes and label printing, explained.
Practical answers to the problems that come up when you print barcode labels from a Shopify store — written to be useful whether or not you use LabelForge.
How to find duplicate barcodes in your Shopify catalog
Duplicate barcodes make scanners pull up the wrong product. Here's how duplicates get in, how to find them across your Shopify variants, and how to fix them safely.
Read the guide →Why your labels print off-center (and how to fix it for good)
Labels drifting off the die-cut edges? Here's how to diagnose printer offset, measure it properly, and calibrate once so every future print lands centered.
Read the guide →Printing Shopify barcode labels on a Dymo or Zebra label printer
How to print barcode labels from Shopify on Dymo LabelWriter and Zebra thermal printers, including roll sizes, driver settings, and why labels come out scaled.
Read the guide →How to add barcodes to Shopify products (without breaking the ones you have)
How Shopify's barcode field works, how to assign unique barcodes across your variants in bulk, and why regenerating existing barcodes causes problems.
Read the guide →How to print Avery 5160 labels from Shopify
A step-by-step guide to printing Avery 5160 barcode labels from your Shopify products, including sheet layout, exact sizing, and using partly-used sheets.
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