Cannot see USB External Drive in Finder

I have a mac running 10.14.6. I have a Home MyCloud connected. To this I have an external drive which is recognised via the dashboard. The external drive is not visible via Finder. The mycloud is but not the usb drive. Help please/

Hi,

You could refer to the following link: https://support-en.wd.com/app/answers/detail/a_id/6140