New feature alerts can be found at the top of the dashboard.

According to the Salesforce documentation, the answer is true. New feature alerts can be found at the top of the dashboard. A new feature alert is a notification that informs the user about the latest features and updates that are available in Marketing Cloud Account Engagement. A new feature alert can be found at the top of the dashboard in Marketing Cloud Account Engagement, and it can show different information, such as the name, description, or link of the new feature or update. The user can click on the new feature alert to learn more about it, or to access it. The user can also dismiss the new feature alert by clicking on the X icon, or view the previous new feature alerts by clicking on the bell icon. The new feature alerts can help the user to stay informed and updated about the new features and updates that are available in Marketing Cloud Account Engagement, and to take advantage of them. References: Salesforce documentation