ADF does not directly support copying a folder/multiple files from SharePoint Online, but there are workarounds to achieve this. Two additional steps needed here as compared to single file copy are: ...
I am unable to get output for the second activity. I am getting error as "Details{"odata.error":{"code":"-2147024891, System.UnauthorizedAccessException","message":{"lang":"en-US","value":"Attempted to perform an unauthorized operation."}}}"