Icon of disk

WD External Drives External Drives for Mac
1

I have passport air. I made erasing for it. Before I erased it there was a Image for disk (icon).
After that it appeared!
How can I retrieval?

2

Do you mean the WD-specific icon disappeared and it’s now using a regular Mac storage device icon, or is the unit not on your Desktop at all?

3

Yes I mean the WD-specific icon disappeared and it’s now using a regular Mac storage device icon

4

Yes