Fixes an issue in which the logon process hangs at the "Welcome" screen or the "Please wait for the User Profile Service" error message window.

Fixes an issue in which a black logon screen occurs for several seconds in Windows Server 2012 R2 Core installations.

Assume that you try to start a computer that is running Windows 7 or Windows Server 2008 R2. However, the logon process may not start. Additionally, you may receive the following error message: Interactive logon process initialization has failed. Please consult the event log for more details. Notes.

Additionally, logonui.exe crashes during the process. Addressed a reliability issue where inserting into the IncomingDependencies list without acquiring LoaderLock resulted in an unresponsive system.

Fixes an issue in which the logon process stops responding in Windows Server 2008 R2 or in Windows 7.

After you install the Windows 10 Technical Preview build 9879, a black or blank lock screen prevents you from logging on to Windows. When this problem occurs, the computer does not respond to keyboard or swipe actions. This problem occurs because of a change in the behavior of WinLogon and LogonUI.

Fixes an issue in which the logon screen turns black in Windows 8.1 or Windows Server 2012 R2.

Addresses an issue that causes LogonUI.exe to stop working because Direct Manipulation fails to start. Addresses an issue that causes apps to lose focus when the taskbar is not at the bottom of the screen.

Addresses an issue in Safe Mode that prevents users from signing in if Web Sign-in is enabled. Addresses a reliability issue with LogonUI.exe, which affects the rendering of the network status text on the credentials screen.

Addresses a reliability issue with LogonUI.exe, which affects the rendering of the network status text on the credentials screen. Addresses an issue that prevents you from opening multiple instances of an app using Shift and clicking on the app’s icon in the taskbar.