How do you add users to SharePoint online? What if you want to add users in bulk?
In SharePoint online you can add a single users or add many users in bulk by creating CSV file
To add a users click on users under Management
Click on New and select user or bulk add users
If you adding users in bulk, click on Bulk users
Select a CSV file
To bulk add users, select a CSV file containing user information. To see the required format, download the sample CSV file that follows. Learn more about CSV files
Download a blank CSV file
Create a new CSV file from this template using a text editor, such as Notepad.
Download a sample CSV file to upload bulk users for SharePoint Online
The column headings in your file must match the column headings in the sample. To change the column headings, use a text editor, such as Notepad.