# Release Notes ## December 2020 * Ability to send [email reports](/azure-stack-hub-multi-stamp-management/2012.3/installation/configuration/configure-automated-emails.md#configure-email-notification-for-different-stamp-categories) by Azure Stack stamp category and different email distribution list. * Ability to send email notification when there is a new Azure Stack hub alert. * Improved Usage and Billing page to load data quickly. ### Known Issues * The close alert feature in VConnect MSM might fail when trying to close an alert against a stamp with AzS 2008 version. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.cloudassert.com/azure-stack-hub-multi-stamp-management/2012.3/release-notes.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.