Windows 10 build 19536

Windows 10 build 19536 is the first Insider Preview build of Manganese. This build was released on December 16, 2019 to the Fast ring. From this build onwards, Fast ring builds are no longer tied to any specific release.

Changes

 * Optional Drivers now available through Windows Update as part of optional update improvements.
 * Updated Korean IME re-released, which was introduced in the May 2020 Update build 18941.
 * Family group setup in the OOBE.
 * Your Phone App has been updated.
 * Phone screen feature supports pen input.
 * Bug fixes and general improvements.

Bugs and quirks

 * The Optimize Drives Control Panel shows incorrectly that optimization has never been made.
 * The Documents section under Privacy settings has a broken icon, and a rectangle shows in its place.