This Webby guide explains how to complete the task described in IMAP Inbox - Cannot Delete or Move Emails Outlook 2016.
Before you begin, make sure you have the correct email address, password, and any incoming or outgoing server settings required for your account.
Open the mail application and add or edit the account using the IMAP option.
Enter the full Webby email address as the username, use the correct incoming and outgoing server settings, enable SMTP authentication, and save the configuration.
If you are unsure which settings apply to your service, check the email settings supplied for your Webby account before making further changes.