As with any preview build, there are some known issues and limitations. One of the known issues is related to the update process, where users may encounter errors during the update process. Additionally, some users may experience issues with the Start menu and Action Center.

Microsoft has made several improvements to the performance and stability of Windows 10 in build 19536. The build includes several bug fixes and performance enhancements, which should result in a more stable and responsive user experience.

The Action Center has also undergone some changes. Microsoft has introduced a new feature called " Quick Actions," which allows users to quickly access common settings, such as Wi-Fi, Bluetooth, and brightness.