For portable label makers like the Niimbot B21 used for smaller items, download the desktop or mobile software from the Niimbot Support Site.
After installation, go to Control Panel > Devices and Printers . Right-click your printer and select Printing Preferences . Manually enter the Ozon standard size: 75mm width x 120mm height . 4. Ozon Label Requirements for CN Sellers
To avoid logistics errors, ensure your driver settings match these Ozon Seller Help standards: 75 x 120 mm. ozon cn printer driver download
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Use Thermal Eco or Thermal Transfer labels. Do not use plain paper with tape, as tape creates glare that prevents scanners from reading the barcode. For portable label makers like the Niimbot B21
Apply the label to the largest side of the package without wrinkles or folds. Troubleshooting Common Issues
During installation, the software will ask for the "Port." Choose USB001 (or the highest numbered USB port available). Manually enter the Ozon standard size: 75mm width
If you use a Gprinter model (common for high-volume shipping), visit the Gprinter Download Center.