Phomemo FAQ | Thermal & Label Printer Troubleshooting & Guides

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FAQs

What Cause Unclear Printing

  1. Insufficient battery power and print density in the print preview of the app.
  2. Clean the print head with alcohol.
  3. Please replace a new paper roll; printing with a moisture-laden paper roll can result in blurred prints.

Printing Blanks & Paper Roll Installation

Please use thermal paper and install the paper roll correctly. The printing side should face the print head. Paper roll installation video HERE

Unable to Connect to Bluetooth

  1. Download the Phomemo app HERE.
  2. Turn on the printer and activate Bluetooth on your phone within 3 meters of the printer.
  3. Open the Phomemo app and connect to the printer via Bluetooth.
  4. Alternatively, turn on the printer and print a QR code by double-clicking the power button. Then, in the app, click "Scan QR code" to connect via Bluetooth.

Paper not Detected

Video instructions HERE or follow the instructions:

  1. Turn on the printer without putting in any paper.
  2. Press the power button for 10-20 seconds until the indicator light flashes twice, and then release the power button to complete the paper learning process.
  3. Reload the paper and long press the power button to turn on the printer.

Printing Missing

  1. The paper roll might get stuck; please tighten the paper roll and install it again.
  2. There might be a problem with the Bluetooth transmission speed between the printer and your phone; please try printing on another phone.

Charging Abnormality

  1. Ensure the power socket is live, use a charging cable and head with an output of 5V-2A.
  2. The charging cable and head should be fully plugged.
  3. The printer's indicator light will flash while charging. It will stop flashing once fully charged.

About Red Light

  1. Red light always on:
    • Please connect the app and then click “Print” to check what information is displayed in the app.
  2. Flashing red light:
    • A flashing red light indicates low battery level. Please charge the printer in time.

Answers to Common Questions

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