Not able to see "GENERATE EVENT RECORD TYPES"

I am currently practicing the Appian learning.

As a part of  "Design Record Types: Model and Configure Your Data in "Build an Application - Step 5" ".

In learning document is as follows : 


In community application practice environment is as follows : I can't find "Generate Event Record Types" button on click of "Events".

There are no missing precedents.

anyone facing same issue from page 17 of step 5 in learning document?

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