Adding new users

Hi Joe, 

Welcome to Box community!

To add one or more managed users manually:

1. Go to Admin Console > Users and Groups.
2. Click the Managed Users tab.
3. Click Add Users () and then click Add Users Manually.
4. Enter the managed user's name and email address. 
5. Optionally select Groups for the user to be a member of and Folders for the user to have access to.
6. Optionally hover over a user row and click the gear icon () to configure other user settings for that new user or click  and then click Select User Settings for All Rows to configure other user settings for all new users. See the Managed Users Tab section of Users & Groups Settings for details.
7. Optionally click Add User to add a row to the table. Then repeat steps 4 through 6 for each user.
8. Click Save.

Once you create the user, you can additionally configure the user account.

To add multiple managed users:

1. Go to Admin Console > Users and Groups.
2. Click the Managed Users tab.
3. Click Add Users () and then click Add Users with CSV.
4. Click the Box CSV Template link to download a sample CSV (comma-separated values) file.
5. Open the downloaded file in your application of choice. (A spreadsheet program works best.)
6. Enter the names, email addresses, and other information of the users you want to add. See Valid .CSV Values for details.
7. Save the file as a CSV file. (You may want to save it with a new filename.)
8. Drag the file to the shaded area in the dialog box or click the link to upload the file. 
9. Optionally select Groups for the users to be a member of and Folders for the users to have access to.
10. Optionally hover over a user row and click the gear icon () to configure other user settings for that new user or click  and then click Select User Settings for All Rows to configure other user settings for all new users. See the Managed Users Tab section of Users & Groups Settings for details.
11. Click Save.

Reference: Adding Managed Users.

I hope this answers your question. Thank you for posting!