Yes, you can add multiple users at once using a CSV file. To do this, follow these steps:
Create a CSV file with a header row containing the following column names: "First Name," "Last Name," "Email address," "Password," and "Org Unit Path" (optional).
Fill in the required details for each new user in the subsequent rows.
Save the file in CSV format.
Sign in to your Google Admin console.
Navigate to the "Users" section.
Select "Bulk upload users" from the menu icon (three vertical dots).
Upload your CSV file and verify the information.
Click "Upload" to add the new users all at once.
It's important to follow Google's guidelines for using the CSV method. Learn more about this process here.