KB5003169

詳細情報

KB番号	KB5003169
リリース日	2021/05/11
Windowsバージョン	Windows 10 1909
ビルド番号	18363.1556
URL(英語)	https://support.microsoft.com/en-us/help/5003169
URL(日本語)	https://support.microsoft.com/ja-jp/help/5003169
ダウンロード	Microsoft Update Catalog

Updates to improve security when Windows performs basic operations.
Updates an issue that might cause scroll bar controls to appear blank on the screen and not function.
Updates to improve Windows OLE (compound documents) security.
Updates security for Bluetooth drivers.

Addresses an issue that might cause scroll bar controls to appear blank on the screen and not function. This issue affects 32-bit applications running on 64-bit Windows 10 (WOW64) that create scroll bars using a superclass of the USER32.DLL SCROLLBAR window class. This issue also affects HScrollBar and VScrollBar controls and classes derived from System.Windows.Forms.ScrollBar. A memory usage increase of up to 4 GB might occur in 64-bit applications when you create a scroll bar control.
Security updates Windows App Platform and Frameworks, the Windows Kernel, the Microsoft Scripting Engine, and the Windows Silicon Platform.

After installing this update and restarting your device, you might be unable to sign into some Microsoft 365 desktop client apps such as Microsoft Teams, OneDrive for Business and Microsoft Outlook. You might also receive an 80080300 error or "We ran into a problem. Reconnecting…" when attempting to authenticate or sign into Teams. Note Mobile, web and non-Windows versions are not impacted.	This issue is resolved in KB5003635.
After installing this update or later, the news and interests button in the Windows taskbar might have blurry text on certain display configurations.	This issue is resolved in KB5003698.

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