You may have previously attached a survey to an event and now want to remove it. This might be because you want to create and attach a new survey to the event.
To remove a survey from an event:
The Surveys admin screen appears.
Locate the survey that is currently attached to the event and click the Access icon.
In the Visibility section, click Remove selection.
Click Users can only access this survey if they have the link option.
The survey and the event are no longer connected.
[Optional] If necessary, you can attach a new survey to the event, by editing the event on the Events admin screen, and clicking Attach survey.