SUPPORT

We are here to support you. Please review FAQs for top support issues. If you can’t find an answer there, please create a support ticket and our engineers will contact you right away. You will need your Product Name, Firmware Versions, API Version, Operating System, Application Software and a Description of the Request/Problem. 

USEFUL LINKS

FREQUENTLY ASKED QUESTIONS

Issue: Windows 7 and  10 driver compatibility

  • Gravity cards

  • Matrix cards

  • Velocity cards

Answer: Contact Great River for latest driver install package to support Win7/10

Issue: Driver signing issue

Answer: Refer to Matrix-DriverSigning-TN016M

 

Issue: Computer does not see my card (Matrix, but others might apply)

Answer: Refer to Matrix-TroubleshootingGuide-TN015M

SUBMIT A TECHNICAL SUPPORT REQUEST

We are here to support you. Please review FAQs for top support issues. If you can’t find an answer there, please create a technical support ticket and our engineers will contact you right away. You will need your Product Name, Firmware Versions, API Version, Operating System, Application Software and a Description of the Request/Problem.