Hi @Matt Tanks
Yes, you could try to see those registration information by following these steps:
Step 1: Select files tab on the left menu > select OneDrive > open in OneDrive.
Step 2: It will open a new browser tab, on the bottom of the page then select the “return to classic OneDrive” option.
Step 3: Select site contents
Step 4: Look for a list contain keywords “Questionaire ….” to narrow down the option you can filter based on the relevant modified date then click the list to open
Step 5: Now, you should be able to see the webinar registrants’ info.
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