The new version of Windows 10 security update KB5008876 has been released. This article will introduce the new features and fixes of this update and guide you on how to get and install KB5008876 on Windows 10 systems.

Windows 10 KB5008876 update content and fixes:

On January 11, 2022, Microsoft released the .NET Framework 3.5 and 4.8 cumulative updates KB5008876 for Windows 10 20H2, Windows Server 20H2, Windows 10 21H1, and Windows 10 21H2. This update mainly fixes the following issues:

• Fixed a denial of service vulnerability: Addresses an issue where an unauthenticated attacker could cause a denial of service in affected systems.
• Fix WPF touch response issue: Fixed an issue where the WPF window might not respond when touch operations (such as sliding list boxes) are activated.
• Improve graphics display: Addresses possible display flicker, tear, or synthesis errors under high GPU load.
• Fix WM_KEYDOWN message handling issue: Fixed an issue where information might be discarded in advance when the PreviewKeyDown or KeyDown event handler retrieves additional information of the WM_KEYDOWN message through GetMessageExtraInfo.
• Improved UI automation search: Fixed the issue where the FindAll or AutomationElement.FindFirst function could not search for handles in a subtree with the UIA_WindowVisibilityOverridden property set to 1.
• Fix TextBox binding issue: Fixed the issue where binding on TextBox.Text could cause incorrect results in UpdateSourceTrigger=PropertyChanged when using Microsoft Quick IME.
• Improve SQL connectivity: Improve SQL connections to solve the problem that throwing a NullReferenceException exception when loading SqlParameter values ??using the client-provided delegate, which may cause the SqlClient driver to fail to clean up the connection state, which ultimately leads to unexpected connection failure. If you encounter this, you can enable the AppContext switch "Switch.System.Data.SqlClient.CleanupParserOnAllFailures" to clean up all failed connections.
• Improved WCF asynchronous call timeout: Improved the problem that unsuccessful requests fail to time out correctly when async WCF is called over HTTP.

How to get KB5008876:

You can get and install the Windows 10 KB5008876 update in two ways:

Method 1: Update via Windows Update

1. Press Win I to open Windows settings.
2. Click Update and Security , and then select Windows Update .
3. Click to check for updates . Windows will begin checking for available updates, including KB5008876.
4. After the download is complete, restart the computer to complete the installation.

Method 2: Download via Microsoft Update Catalog

1. Visit the Microsoft Update Catalog website in your browser.
2. Enter KB5008876 in the search bar and click Search .
3. Select the correct version of Windows and click the Download button.
4. Copy the pop-up download link to the browser address bar, and after downloading the installation file, install it on your Windows 10 computer.

The above is the detailed content of What are New and Fixes in Windows 10 KB5008876? How to Get It? - MiniTool. For more information, please follow other related articles on the PHP Chinese website!