You can quickly import and add a user(s) as per your need using the Import Users from Azure AD option.
On the inSync Management Console menu bar, click Users.
Click Import > Import Users from Azure AD. The Import Users window appears.
📝NOTE
Only user accounts designated as 'Members' will be imported. Guest accounts will not be included in the import process.
Enter the following details:
Email Address: Search and enter the email address of the user(s) that you wish to import.
Storage: Select storage where the users' data should be backed up.
Profile: Select a profile that you want to assign to the users that you import using Azure AD. The data lock-enabled profile has the lock icon. If you select this profile, you cannot:
Delete the snapshots, users, and applications associated with the profile.
Change profile of users.
Remove the license of the user. For more details, see Data Lock.
Default Quota: Provide a default storage quota per user as per your requirement. The default value is zero which is unlimited storage.
Send activation email to newly added users: Select this check box to notify the newly added users via email. By default, this option is selected.
4. Click Save.