We improved a performance issue while composing a message.We fixed a crash that was caused after assigning priority.We fixed a crash that was caused by dragging folders in the navigation pane.Groups: We fixed the ability to copy 365 Group messages into other folders via drag and drop. Search: We fixed an issue with offline search using custom dates.My Day: We fixed a UI issue where the My Day preference box was cut off in the German version of the new Outlook.Mail: We fixed an issue where typing an email address was manually marked as unresolved. You can read the full official changelog below. The new Office build also includes “No Results” improvements. Talking about what’s new, rules for MSA accounts are now supported in Outlook. The latest Insider Preview Build brings new features, improvements, and fixes for issues found in Outlook. Microsoft has released a new Office Insider Preview Build with version number 16.52 (Builds 2107182100) for Mac users (Beta Channel).