Microsoft release Windows 7 Service Pack 1

Microsoft has released the first service pack for the Windows 7 Operating System. A service pack is a collection of updates, fixes and/or enhancements to a the operating system delivered in the form of a single installable package.

What’s included in Windows 7 Service Pack 1 (SP1)

Windows 7 Service Pack 1 (SP1) is an important update that includes previously released security, performance, and stability updates for Windows 7. SP1 also includes new improvements to features and services in Windows 7, such as improved reliability when connecting to HDMI audio devices, printing using the XPS Viewer, and restoring previous folders in Windows Explorer after restarting.

How to get & install SP 1

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

To find out if Windows 7 SP1 is already installed

•Click the Start button , right-click Computer, and then click Properties.

If Service Pack 1 is listed under Windows edition, SP1 is already installed on your computer.

Before you install SP1, it is recommended that you do the following:

•If you have any prerelease versions of SP1 installed, uninstall them before installing the final release version of SP1. To do this, follow the instructions in “Uninstalling SP1” later in this article.

•Back up your important files to an external location, such as an external hard disk, DVD or CD, USB flash drive, or network folder.

•If you’re using a laptop computer, connect it to an AC electrical outlet and don’t unplug or restart the computer during installation.

Installing SP1 using Windows Update (recommended method)

If your computer is set to automatically install updates, you’ll be prompted by Windows Update to install SP1. Follow the instructions on the screen. If you aren’t prompted to install SP1, follow these steps:

1.Make sure your computer is connected to the Internet.

2.Click the Start button , click All Programs, and then click Windows Update.

3.In the left pane, click Check for updates.

4.If any important updates are found, click the link to view available updates. In the list of updates, select Service Pack for Microsoft Windows (KB976932), and then click OK.

5.Click Install updates.  If you’re prompted for an administrator password or confirmation, type the password or provide confirmation.

6.Follow the instructions on your screen.

7.After the installation is complete, log on to your computer at the Windows logon prompt. You might see a notification indicating whether the update was successful.

8.If you disabled your antivirus software, enable it again.

Note
If SP1 isn’t listed, you might need to install some other updates before installing SP1. Install any important updates, return to the Windows Update page, and then click Check for updates again.

Downloading and installing SP1 from the Microsoft Download Center

If you have problems getting the service pack from Windows Update, you can download the SP1 installation package from the Microsoft Download Center, and then install SP1 manually.

1.Go to the Windows 7 Service Pack 1 download webpage on the Microsoft website, and then click Continue.

2.Choose either the 32-bit (x86) or the 64-bit (x64) version of SP1 depending on whether you’re running the 32-bit or the 64-bit version of Windows 7, and then click Download.

To find out which version you’re running :

  • click the Start button
  • right-click Computer
  • click Properties.
  • Under System next to System type you can view the operating system.

3.To install SP1 immediately, click Open or Run, and then follow the instructions on your screen. To install SP1 later, click Save and download the installation file to your computer. When you’re ready to install SP1, double-click the file.

4.On the Install Windows 7 Service Pack 1 page, click Next.

5.Follow the instructions on your screen. Your computer might restart during the installation.

6.After installation is complete, log on to your computer at the Windows logon prompt. You might see a notification indicating whether the update was successful.

7.If you disabled your antivirus software, enable it again.

Uninstalling SP1

How to uninstall Windows 7 Service Pack 1 (SP1)

Windows 7 Service Pack 1 (SP1) contains many updates to improve Windows 7, but if you encounter a problem with hardware or a program after installing the service pack, you might want to temporarily uninstall it to troubleshoot the problem.

Note : If you installed SP1 yourself, you can uninstall it. However, if your computer came with SP1 already installed, it can’t be uninstalled.

The easiest way to uninstall SP1 is using Programs and Features.

1.Click the Start button , click Control Panel, click Programs, and then click Programs and Features.

2.Click View installed updates.

3.Click Service Pack for Microsoft Windows (KB 976932), and then click Uninstall.

If you don’t see Service Pack for Microsoft Windows (KB 976932) in the list of installed updates, your computer likely came with SP1 already installed, and you can’t uninstall the service pack. If the service pack is listed but grayed out, you can’t uninstall the service pack.

Uninstalling SP1 using the Command Prompt

1.Click the Start button , and then, in the search box, type Command Prompt.

2.In the list of results, right-click Command Prompt, and then click Run as administrator.  If you’re prompted for an administrator password or confirmation, type the password or provide confirmation.

3.Type the following: wusa.exe /uninstall /kb:976932

4.Press the Enter key.

If you can’t uninstall SP1

If you’ve used Disk Cleanup since installing SP1, the backup files needed to uninstall the service pack might have been deleted from your computer. To remove the service pack, you’ll need to reinstall Windows 7.



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