Windows Update KB2454826 will automatically be installed when you install the service pack by using Windows Update. If you install the service pack from the Microsoft DownloadĬenter and do not install Windows Update KB245862, you could encounter a Stop error in Windows in rare cases. Clickĭownloading and Installing Windows 7 SP1 from Microsoft Download Centerīefore installing SP1 from Microsoft Download Center, you need to install Windows Update KB2454826 from Windows Update if it is not already installed. Log on to your computer, you will receive a notification indicating the update was successful. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.Īfter the installation is complete, you will be prompted to reboot your machine. Service Pack for Microsoft Windows (KB976932), and clickĬlick Install updates. In the left pane, click Check for updates.Ĭlick Important update link, and then select If you have previously installedĪ pre-release version of Windows 7 and Windows Server 2008 R2 SP1 on your machine, you must uninstall that version before installing SP1. In order to download and install Windows 7 and Windows Server 2008 R2 SP1, you must currently have a Release to Manufacturing (RTM) version of Windows 7 or Windows Server 2008 R2 already installed. Improved reliability when connecting to HDMI audio devices, printing using the XPS Viewer, and restoring previous folders in Windows Explorer after restarting. SP1 also includes new improvements to features and services in Windows 7, such as Windows 7 Service Pack 1 (SP1) is an important update that includes previously released security, performance, and stability updates for Windows 7. In this article, we will be showing you how to download and install Windows 7 SP1, either by using Windows Update or from Microsoft Download Center. On 22-02-2011, they became publicly available for everybody. On February 16-2011, Microsoft made Windows 7 SP1 and Windows Server 2008 R2 SP1 available for TechNet and MSDN subscribers.

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Service pack 1 windows 7