M02 PRO Thermal Printing General Questions
Why dose it print out blank paper?
You can see if the paper roll is a thermal paper on the purchase page. You can also place the paper roll on the table and scratch it with your fingernail a few times. The side that produces black marks is the printing surface of the thermal paper If both sides of your paper roll do not produce black marks, it indicates that your paper roll is not thermal paper.
2.Please install the paper roll correctly. The printing side should face the print head. The place of the print head is shown below:
Paper roll installation video for M02 Pro: https://www.youtube.com/watch?v=45je2TbDVug
If the above steps do not solve the problem, please turn the printer on and then double-click the power button to print the QR code.
If the problem persists, please let us know if your printer can print the QR code, send us a video of your printer printing blanks and provide us with your order number and purchase date.
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