How to print via Bluetooth on Windows 7 and Windows 10?
Please ensure that you notice that you need to install a driver and your device is with built-in Bluetooth.
1. Please install its driver first.
2. Right-click on "Bluetooth Devices" and select "Add a Device". Find "OFFNOVA N-6140_XXXX" and click "Next". Enter "0000" to pair Bluetooth.
3. After well installed the driver, please ensure that the com port you choose is corresponding.
4. Right-click on "OFFNOVA N-6140" and choose "Printer Properties" to check the connection.
5. Choose your label source file to print.
Videos:
How to print via Bluetooth on Windows 7
How to print via Bluetooth on Windows 10