My Cloud EX2 software for Mac not available?

My Cloud OS 3 Personal & Network Attached Storage My Cloud EX2
2

It turns out the installer is inside the updater:
Right click the “updater” then select “Show Package Contents”

15
151266×818 74.5 KB

The installer is in the “Resources” folder:
36

There is no .dmg file as mentioned in the instruction.
Why has WD not revised the instructions??