The October 13, 2026 update for Windows 11 26H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. We recommend that you apply this update as part of your regular maintenance routines. Before you install this update, see the Prerequisites and Restart requirement sections. Summary Security improvements CVE-2026-58280 - .NET Framework Denial of Service ...

Learn how to secure and manage your Xbox family group's online safety and privacy settings effectively.

Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

Узнайте, как обновить или переустановить драйверы в Windows с помощью диспетчера устройств.

Learn how to manage core system settings on Xbox One or Xbox Series X|S, including language, location, time, and storage.

Microsoft technical support If you need help downloading, installing, or activating Windows or Office, need technical support or have any account & billing related questions, select a Get help button below. Describe your problem, and we'll provide self-help or connect you to the most appropriate support, which may include chat.

Erfahren Sie, wie Sie den neuesten Treiber für Ihren Drucker installieren. Wenn Sie kürzlich ein Windows-Upgrade durchgeführt haben, muss der Druckertreiber möglicherweise erneut installiert werden.

Find out how to connect your XBOX Wireless Controller to a Windows device.

¿Necesitas ayuda con una consola XBOX, un juego XBOX o la Red XBOX? Descubre cómo contactarnos.

Important: Office 2007 is no longer supported. If you still need to install this version, you'll need an Office 2007 installation disc and a product key for the version you're trying to install.