JSPRINT Troubleshooting

1. Verify Printer Connection

• Ensure the printer is powered on and properly connected to the Windows device (USB or network).

• Confirm the correct printer is set as default in Windows:

  1. Press Windows + R, type control printers, and press Enter.

  2. Check that the correct printer shows a green check mark.

2. Check Printer Status

• Look for any error messages or warning lights on the printer.

• In Windows, open Devices and Printers → right-click the printer → select See what’s printing.

  • If there are stuck print jobs, right-click and select Cancel All Documents.

3. Restart Services

• Restart the JSPRINT printing service:

  1. Press Windows + R, type services.msc, and press Enter.

  2. Locate JSPRINT service.

  3. Right-click → Restart.

• Restart the printer spooler service as well:

  1. Find Print Spooler in the services list.

  2. Right-click → Restart.

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4. Verify Printer Drivers

• Open Devices and Printers, right-click the printer → Properties → Advanced.

• Check if the driver is compatible with Windows version.

• If issues persist, uninstall and reinstall the latest JSPRINT driver from the official source.

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5. Test Print

• Open a test document (e.g., a simple PDF or text file).

• Right-click → Print, select the JSPRINT printer.

• Check if the printout is complete and accurate.

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6. Check Network/Firewall (For Network Printers)

• Ensure the printer is on the same network as the Windows device.

• Disable firewall temporarily to test printing.

• Confirm JSPRINT port is open (default usually 9100).

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7. Advanced Troubleshooting

• If printing still fails:

  • Delete and re-add the printer in Windows.

  • Clear JSPRINT cache if applicable:

    1. Navigate to C:\Program Files\JSPRINT\Cache

    2. Delete all files in the folder.

  • Reboot the Windows device and retry.

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8. Document and Escalate

• If unresolved, collect the following for escalation:

  • Printer model and serial number

  • Windows version

  • JSPRINT version

  • Screenshot or error logs

• Submit these details to the technical support team for further assistance.