Anker USB 3 card reader AR200

Hi I have just bought the above card reader but it wont show in my Mac
Its a 2009 Mac running High Sierra, can anyone help please?

Thank you for contacting Anker customer support. So sorry to learn about the problem with your device!

Please try the troubleshooting is helpful or not:

  • Try a different Port on your computer and a different computer to see if the issue still persists
  • Try a different card
  • Please confirm you have tried using your fingernail to press the card down completely

If the issue still persists, plesae contact us at support@anker.com with the invoice for this purchase for further assistance. Thank you!