# 05-10-2021 (v9.4.4-b12-00) ### Mailbox Reader * New enhanced framework for Mailbox Reader. * Improved stability and performance for Mailbox Reader. * Enhanced troubleshooting for Mailbox Reader. * Added more granularity to the end user via Mailbox Reader Interface. * Improved queuing for Mailbox Reader process. Reducing latency when multiple mailbox readers are running concurrently. ### Folder Replication * Improved performance of Folder Replication. * Better scalability so Folder Replication has reduced impact on other services in the system. ### Branding * Improvements to preview in the Branding Admin. * Allow favicon to be updated in Branding Admin. * Easier access to new admin areas of the system. * Branding enabled for the Control Panel. ### Failover, Backup and Recovery * Faster recovery of components of the system in an outage * Allow single / multiple tenant migration between systems * Component based back up to allow for incremental recovery of corrupt components. * Data Recovery Functionality will allow for full system upgrades as required. ### React Interface * Allow users to 'Switch Identity' in React UI. * Allow Search via Secondary Email Addresses in React UI. ### Outlook Task Pane Add-in * Added support for IE11 in the Outlook Task Pane Add-in. * Added support for searching by Sent Emails (and attachments) in the Outlook Task Pane Add-in. * Improved performance in opening emails via the in the Outlook Task Pane Add-in. ### Fixed * Fixed a timeout issue in Outlook Task Pane added to reduce blank screen bug. * The system now handles multiple secondary email addresses better. * Fixed an issue with Mailbox Reader set up via on-boarding. * Enhancement to EWS email restore function to improve stability. * Fixed an issue were Email download could fail if file name is too long. * Fixed Long priv / admin username could overlap on the UI. * Fixed an issue were saving a search without name would disappear from UI. * Style bug fixes for font and logos in control panel validation. * Web enabled folder enhancement to reduce errors from occurring on launch. * Fixed an issue were the React UI failed to download for some users and showing 'bad request'. * Fixed an issue were Usage summary failed if tenant had special characters. * Fixed an issue were a Delegated access user could sometimes see emails outside of the designated time period. * Skip attachment de-duplication for attachments which cant be deduplicated. --- # 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://help.solar-archive.com/docs/release-notes/05-10-2021-v9.4.4-b12-00.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.