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How to Download and Install Windows Vista KB971644 Update

Windows Vista KB971644 is an important update that improves the performance and stability of your Windows Vista operating system. It also adds support for DirectX 11, which enables you to enjoy the latest graphics and gaming features on your PC. If you are running Windows Vista, you should download and install this update as soon as possible.

In this article, we will show you how to download and install Windows Vista KB971644 update in a few easy steps. We will also explain what this update does and why you need it.

What is Windows Vista KB971644 Update?

Windows Vista KB971644 update is also known as the Platform Update for Windows Vista. It is a cumulative update that contains several improvements and fixes for Windows Vista. Some of the main features of this update are:

DirectX 11 support: DirectX 11 is a set of APIs (application programming interfaces) that enable advanced graphics and multimedia capabilities on your PC. DirectX 11 allows you to run games and applications that use the latest technologies, such as tessellation, multithreading, and compute shaders. DirectX 11 also improves the performance and quality of graphics and sound on your PC.
Windows Graphics, Imaging, and XPS Library updates: These updates enhance the functionality and reliability of graphics, imaging, and printing components on your PC. They also fix some issues related to color management, printing, and display.
Windows Automation API updates: These updates improve the accessibility and usability of Windows applications for users with disabilities. They also enable developers to create more robust and user-friendly applications.
Windows Portable Devices Platform updates: These updates enable better integration and compatibility of portable devices, such as cameras, phones, and media players, with Windows applications. They also fix some issues related to device detection, synchronization, and transfer.

Windows Vista KB971644 update is compatible with all editions of Windows Vista, including Home Basic, Home Premium, Business, Enterprise, and Ultimate. It requires Service Pack 1 or Service Pack 2 to be installed on your PC.

How to Download Windows Vista KB971644 Update?

There are two ways to download Windows Vista KB971644 update: through Windows Update or from Microsoft Download Center.

The easiest way to download Windows Vista KB971644 update is through Windows Update. Windows Update is a feature that automatically checks for and installs the latest updates for your Windows operating system. To download Windows Vista KB971644 update through Windows Update, follow these steps:

Click on the Start button and type “Windows Update” in the search box. Then click on Windows Update from the list of results.
In the Windows Update window, click on Check for updates on the left pane. Wait for Windows to scan for available updates.
If Windows finds any updates, they will be listed under Important updates or Optional updates. Look for Platform Update for Windows Vista (KB971644) under Optional updates. If you don’t see it, click on View available updates to see more options.
Select Platform Update for Windows Vista (KB971644) by checking the box next to it. Then click on Install updates on the bottom right corner.
Wait for Windows to download and install the update. You might need to restart your PC to complete the installation.

The other way to download Windows Vista KB971644 update is from Microsoft Download Center. Microsoft Download Center is a website that allows you to manually download various software products from Microsoft. To download Windows Vista KB971644 update from Microsoft Download Center, follow these steps:

Go to https://www.microsoft.com/en-us/download/details.aspx?id=3274 in your web browser.
On the webpage, select your language from the drop-down menu and click on Download.
A pop-up window will appear with two files: Windows6.0-KB971644-x86.msu and Windows6.0-KB971644-x64.msu. Choose the file that matches your system type: x86 for 32-bit systems or x64 for 64-bit systems. If you are not sure about your system type, click on Start button > right-click on Computer > Properties > System type.
Click on Next to start downloading the file. Save it to a location where you can easily find it later.
Once the download is complete, double-click on the file to run it. Follow the instructions on the screen to install the update.
You might need to restart your PC to complete the installation.

How to Uninstall Windows Vista KB971644 Update?

If you encounter any problems or issues after installing Windows Vista KB971644 update, you might want to uninstall it and revert to the previous version of Windows. To uninstall Windows Vista KB971644 update, follow these steps:

Click on the Start button and type “Programs and Features” in the search box. Then click on Programs and Features from the list of results.
In the Programs and Features window, click on View installed updates on the left pane. This will show you all the updates that have been installed on your PC.
Look for Platform Update for Windows Vista (KB971644) under Microsoft Windows section. If you don’t see it, use the search box on the top right corner to find it.
Select Platform Update for Windows Vista (KB971644) by clicking on it. Then click on Uninstall on the top menu bar.
A confirmation dialog box will appear. Click on Yes to proceed with the uninstallation.
Wait for Windows to uninstall the update. You might need to restart your PC to complete the uninstallation.

How to Troubleshoot Windows Vista KB971644 Update?

If you have any trouble downloading, installing, or uninstalling Windows Vista KB971644 update, you can try some of these troubleshooting tips:

Check your internet connection: Make sure you have a stable and fast internet connection before you download or install the update. If your connection is slow or unstable, you might experience errors or interruptions during the process.
Run Windows Update troubleshooter: Windows Update troubleshooter is a tool that can help you fix common problems with Windows Update. To run Windows Update troubleshooter, click on Start button > Control Panel > System and Security > Troubleshooting > Fix problems with Windows Update. Follow the instructions on the screen to run the troubleshooter.
Disable antivirus and firewall software: Sometimes, antivirus and firewall software can interfere with Windows Update and cause errors or failures. To avoid this, you can temporarily disable your antivirus and firewall software before you download or install the update. Remember to enable them again after you finish.
Contact Microsoft support: If none of the above tips work, you can contact Microsoft support for further assistance. You can visit https://support.microsoft.com/en-us or call 1-800-MICROSOFT (1-800-642-7676) to get help from Microsoft experts.

Conclusion

Windows Vista KB971644 update is an essential update that improves the performance and stability of your Windows Vista operating system. It also adds support for DirectX 11, which enables you to enjoy the latest graphics and gaming features on your PC. If you are running Windows Vista, you should download and install this update as soon as possible.

In this article, we have shown you how to download and install Windows Vista KB971644 update in a few easy steps. We have also explained what this update does and why you need it. We have also given you some tips on how to uninstall and troubleshoot this update if you encounter any problems or issues.

We hope you found this article helpful and informative. If you have any questions or feedback, please feel free to leave a comment below. Thank you for reading.