You can test that your printer is setup by printing a test receipt.
Follow the steps below to test:
1. Ensure that your printer is setup, if not, learn here "How do I set up my printer?"
2. Open the Spark Pay mobile app
3. Tap on the "Settings" cog
4. Scroll down to "Printers"
5. Tap on the arrow next to the selected printer
6. Tap on "Test Printer"