Service Pack 1 Windows 7 32 Bit

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Windows 7 SP1 helps keep your PCs and servers on the latest support level.

It also provides ongoing improvements to the Windows operating system by including previous updates delivered over Windows Update as well as continuing incremental updates to the Windows 7 and Windows Server 2008 R2 platforms based on customer and partner feedback.

This enables organizations to deploy a single set of updates. This download installs SP1 to a 32-bit machine only running Windows 7. For 64-bit machines download the Windows 7 64-bit & Windows Server 2008 R2 Service Pack 1 instead. Windows 7 and Windows Server 2008 R2 SP1 will help you:.

Keep your PCs supported and up-to-date. Get ongoing updates to the Windows 7 platform. Easily deploy cumulative updates at a single time. Meet your users' demands for greater business mobility.

Troubleshoot problems installing Windows SP1

Before you begin

Provide a comprehensive set of virtualization innovations. Provide an easier Service Pack deployment model for better IT efficiency. Do not download this if you are updating just one computer.

Installing Windows 7 SP1 using Windows Update (recommended)

A smaller, more appropriate download is now available on Windows Update.

The best way to ensure you get Windows 7 and Windows Server 2008 R2 SP1 is by turning on the Automatic Updates feature.

You can use our step-by-step instructions or, if you prefer, let us do it for you.

If Windows Update is not offering you the option to install the service pack, see KB 2498452.

If you are encountering a problem when installing the service pack from Windows update, see Troubleshoot problems installing a service pack for Windows 7 or Windows Server 2008 R2.

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.

If you have previously installed a pre-release version of Windows 7 and Windows Server 2008 R2 SP1 on your machine, you must uninstall that version before installing SP1.

Windows 7 and Windows Server 2008 R2 SP1 is available for installation in the same languages made available at original launch of Windows 7 and Windows Server 2008 R2.

Support for Windows 7 ended on January 14, 2020.

Downloading and installing Windows SP1 from the Microsoft Download Center

We recommend you move to a Windows 11 PC to continue to receive security updates from Microsoft. The recommended (and easiest) way to get SP1 is to turn on automatic updating in Windows Update in Control Panel and wait for Windows 7 to notify you that SP1 is ready to install.

Run the Windows Update troubleshooter

It takes about 30 minutes to install, and you'll need to restart your computer about halfway through the installation.

Disk space requirements

To check if Windows 7 SP1 is already installed on your PC, select the Start button, right-click Computer, and then select Properties. If Service Pack 1 is listed under Windows edition, SP1 is already installed on your PC. You’ll need to know if your PC is running a 32-bit (x86) or 64-bit (x64) version of Windows 7.

Plug in and connect to the Internet

Select the Start button, right-click Computer, and then select Properties. The version of Windows 7 is displayed next to System type.

Check to make sure your PC has enough free disk space to install SP1.

  1. Installation method. Estimated amount of free disk space needed.

  2. x86-based (32-bit): 750 MB. x64-based (64-bit): 1050 MB.

  3. Downloading SP1 from the Microsoft website. x86-based (32-bit): 4100 MB. x64-based (64-bit): 7400 MB. It’s a good idea to back up your important files, photos, and videos to an external hard disk, USB flash drive, or the cloud before installing the update.

    Make sure your PC is plugged in to power and you’re connected to the Internet. Some antivirus software might prevent SP1 from installing or slow down the installation.

  4. You can temporarily disable your antivirus software before the installation.

  5. If you do so, make sure you’re aware of the risks that might be involved and re-enable the antivirus software as soon as SP1 is done installing.

  6. If your PC is set to automatically install updates, you’ll be prompted by Windows Update to install SP1. Follow the instructions to install the update. To manually install SP1 from Windows Update:.

Back up important files

Select the Start button > All programs > Windows Update. In the left pane, select Check for updates. If any important updates are found, select the link to view available updates.

  1. In the list of updates, select Service Pack for Microsoft Windows (KB976932) and then select OK.

  2. Note: If SP1 isn’t listed, you might need to install some other updates before installing SP1.

  3. Install any important updates and then follow these steps again to check for SP1.

  4. Select Install updates. You might be asked for an admin password or to confirm your choice. Follow the instructions to install SP1.

  5. After SP1 is installed, sign in to your PC. You might see a notification indicating whether the update was successful. If you disabled your antivirus software before the installation, make sure you turn it back on.

Popular apps in Operating Systems

If you’re unable to install SP1 from Windows Update, you can download the installation package from the Microsoft Download Center and then install SP1 manually. Go to the Windows 7 Service Pack 1 download page on the Microsoft website.

Select Install Instructions to see which packages are available for download, and make note of the one that you need.

Disable antivirus software

  1. Select the appropriate language from the drop-down list, and then select Download. Select the packages you need to install, select Next, and then follow the instructions to install SP1.

    Your PC might restart a few times during the installation.

    After SP1 is installed, sign in to your PC.

    You might see a notification indicating whether the update was successful.

    If you disabled your antivirus software before the installation, make sure you turn it back on.

    If you try to install SP1 and see an error message that the installation wasn’t successful, this might be because there’s a problem with the Windows Servicing Store that is used to install updates or because your antivirus software is preventing the update from being installed.

  2. To try and fix the problem, follow these steps and then try to install SP1 again. Select the link in the table that corresponds with the version of Windows running on your PC.

  3. Windows version. Link to Microsoft Download Center. Windows 7 32-bit (x86).

  4. Windows 7 64-bit (x64). On the Microsoft Download Center page, select your language and then select Download.

  5. It might take a few minutes for the tool to download and install.

Check if your PC is 32-bit or 64-bit

To install the tool immediately, select Open or Run and then follow the instructions. To use the tool later, select Save and download the installation files to your PC.

  1. On the Windows Update Standalone Installer screen, select Yes or OK.

  2. On the Installation complete screen, select Close. Try installing the service pack again.

  3. If your PC isn’t able to find or install updates, the Windows Update troubleshooter might be able to fix the problem.

  4. Select the Start button, and then select Control Panel. In the search box, enter troubleshooter and then select Troubleshooting from the list of results.