If you're having trouble with a specific error message, let me know: What are you using? (Windows 10, XP, etc.) Does the Device Manager show an "Unknown Device"?
Supports Windows 98SE, Me, 2000, XP, Vista, and Windows Server 2003. How to Download the ACT-IR2012UL Driver act-ir2012ul driver
ACT-IR2012UL driver — concise review
If no driver is found, the device may be non-functional, counterfeit, or require a custom embedded driver. If you're having trouble with a specific error