After modifying your data, save the spreadsheet as a text file (.txt) or Excel workbook (.xls or .xlsx).Back in Cvent, from the left-hand navigation, click Attendees, then Attendee List. Hover over Actions in the top-right, then click Import Participants.Choose where to import these participants (the event, a session, all sessions, or both), and select the appropriate radio button option.Click Browse... to locate the file on your computer or network. Once you're done, click Next.Map your columns to the Cvent fields using the dropdowns, then click Next.The final page of the wizard shows your selections from the prior steps. If you need to make changes, click Previous. Otherwise, click Finish to import the file.**As a note, these instructions are for the New Experience. Thank you!