Administrators and Managers can verify other users' email reception by sending a test email. To send a test email follow these steps:

Step 1:  In the main menu, on the left side, click on Users Management.

Step 2: Select the user whose email you need to verify.

Step 3: On the User details sidebar verify the email associated.

Step 4: Click on Test Email.

A generic test email will be sent to the user email address.

Example on how to verify a user's email: