"UnsupportedProtocol" prints on paper when printing with DeviceHub in PitneyShip or PitneyShip Pro
If "UnsupportedProtocol" prints on the paper, it is because the printer driver is not compatible with DeviceHub.
Products affected: PitneyShip™, PitneyShip™ Pro
Issue
When printing with DeviceHub, "UnsupportedProtocol" prints on the paper.
Cause
The printer driver being used is not compatible with DeviceHub.
Resolution
- Solution 1: Install a different printer driver
- Solution 2: Check compatible envelope printers or print to PDF
Solution 1: Install a different printer driver
Download and install the latest printer driver for your printer from the printer manufacturer's website.
Solution 2: Check compatible envelope printers or print to PDF
- If printing on envelopes, and the issue is not resolved, please refer to Compatible printers and scales for PitneyShip and PitneyShip Pro..
- If printing stamp sheets or shipping labels, choose Print to PDF instead of your printer in the Print Options window.
UPDATED: April 27, 2023