IOGEAR can only provide support and troubleshooting for the CAC Reader itself. IOGEAR USB Smart Card Access Readers use a contact system where the card must be inserted directly into the card reader this type of reader is less prone to misalignment and eliminates the possibility of iogear cac misread. Com saicoo smart card reader dod military usb common access cac compatible with mac os win computers accessories saicoo smart card reader dod military usb common. From there you will see a System Information box.
You will then need to go to More Information. To see if your card reader is installed you will need to go to the Apple Icon and then go to About This Mac.