AI Overview When a Dymo label printer won't set up correctly, the cause is almost never the printer hardware itself — it's typically the order software was installed in, a label size mismatch inside Dymo Connect, or a USB/network handshake that never completed properly. Reinstalling Dymo Connect in the correct order, confirming the label size setting, and checking the physical connection resolve the overwhelming majority of setup failures. Quick Answer Most Dymo setup failures trace back to installing the printer before installing Dymo Connect, which causes the operating system to load the wrong driver. A printer that powers on but won't print almost always has a label size mismatch between what's loaded and what's selected in the software. Printers that print blank, faded, or skip labels usually have a dirty or misaligned label sensor rather than a defective unit. Setting up a Dymo label printer looks simple on the box, and for most people it is — until...