This article describes an update that enables Windows RT to update to Windows RT 8.1 and that enables Window 8 to update to Windows 8.1. See the prerequisites before you install the update.

Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of Windows on your device.

Describes a design change to allow enterprises running Windows 8 to configure and control how automatic updates are pushed to their computers.

This article describes the update that further improves the security of Windows Update (WU) / Microsoft Update (MU) client for Windows 8, Windows RT, Windows Server 2012, Windows 7 Service Pack 1 (SP1), and Windows Server 2008 R2 SP1.

Learn how to check for the latest Windows Updates and install them to keep your device running smoothly and securely.

Describes an update that improves application and device compatibility in Windows 8.1.

At this point technical assistance and software updates will no longer be provided. If you have devices running Windows 8.1, we recommend upgrading them to a more current, in-service, and supported Windows release.

Describes how use Wusa.exe to install and uninstall update packages in Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, Windows 8.1, Windows Server 2012 R2, Windows 10, and Windows Server 2016 Technical Preview.

This article describes an update that enables you to update Windows 8 or Windows RT to Windows 8.1 or Windows 8.1 RT when Windows 8.1 and Windows 8.1 RT are released in the Windows Store.

If you have Windows 7 or Windows 8.1 Pro deployed in your organization, Windows 10 will be offered to you. Computers that have this Group Policy object enabled will never detect, download, or install an upgrade to the latest version of Windows.