Your spreadsheet also needs to include values for the user name (like and a display name (like Bob Kelly) for each user. If you use the template, open it in a text editing tool, like Notepad, and consider leaving all the data in row 1 alone, and only entering data in rows 2 and below. Your spreadsheet needs to include the exact same column headings as the sample one (User Name, First Name, and so on). On the Import multiple users panel, you can optionally download a sample CSV file with or without sample data filled in. In the admin center, choose Users > Active users. Sign in to Microsoft 365 with your work or school account. Add multiple users in the Microsoft 365 admin center If you're not using the new Microsoft 365 admin center, you can turn it on by selecting the Try the new admin center toggle located at the top of the Home page.