Download Driver Blueprint Bptd110bt Fixed ~upd~

The COM port is in use by another application. Close all slicers and any serial monitor software. Then restart the print spooler service: Win + R → services.msc → Find “Print Spooler” → Restart.

Let Windows or your OS automatically search for the correct driver. download driver blueprint bptd110bt fixed

If you are struggling to get your thermal label printer running, you aren't alone. This specific Bluetooth/USB model often requires a specific driver sequence to function correctly on Windows or Mac. The COM port is in use by another application

: This often happens if the label roll was changed while the printer was on, causing a sensor error. Go to Printers & Scanners on your PC. Open Printing Preferences > Advanced . Select Test Factory Reset and wait 5 seconds. Let Windows or your OS automatically search for

For persistent problems, consider a complete Windows USB reset:

Always restart your computer after installing the driver to ensure the print spooler service recognizes the new configuration.