Send an email when a new message is added in Microsoft Teams couldnt be any easier. Power Automate has a defined template which allows to connect with Microsoft Teams and Office 365 Outlook connectors to provide the required functionality. So from you Power Automate dashboard look for the template and press continue.

Define which Microsoft Team you would like to target and the required channel.
Define the email address you want to send the messages to
Important Note
The email address must be an active mailbox within your organisation.

Save….
The next time a message is posted, an email will be sent to the defined mailboxes.

Regards
The Author – Blogabout.Cloud