Although the update is not large, the biggest change in the regular fix BUG and other improvements is the introduction of the To-Do function, which allows users to easily control the to-do list through the To-Do exclusive button integrated into the burger menu. So that the schedule of the day is reasonably planned.
In addition, the Mail application users who participated in the Insider project finally got the redesigned Dark theme. You can see that the thumbnail part of the email introduces a gray element, which enables users to better distinguish and manage emails. It's unclear when this update will be rolled out to all users, but it is expected to be more satisfying to users who use the app.