Updates service packs 2

Selecting a language below will dynamically change the complete page content to that language. KB Articles: KB Warning: This site requires the use of scripts, which your browser does not currently allow. See how to enable scripts. Select Language:. Download Microsoft Edge More info. Contents Exit focus mode. Please rate your experience Yes No. Any additional feedback? In this article. It's fine to leave your computer connected to a UPS for power. Some antivirus software might prevent SP2 from installing, or might slow down the installation.

You can try temporarily disabling your antivirus software. If you do so, be sure that you're aware of the risks involved, and be sure to enable it after the service pack is installed. Make sure you have enough free disk space to install SP2 even though much of that space will be reclaimed after the installation. If your computer is set to automatically install updates, you'll be prompted by Windows Update to install SP2. Follow the instructions on the screen. If you aren't prompted to install SP2, follow these steps:.

Click View available updates. If you are prompted for an administrator password or confirmation, type the password or provide confirmation. Install any updates listed as Recommended or Important , return to the Windows Update page, and then click Check for updates. Follow the instructions on your screen.

The computer might restart several times during the installation. 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.

If you have problems obtaining the service pack from Windows Update, you can download SP2 as a standalone installation package from the Microsoft Download Center website, and then install SP2 manually. Depending on whether you're running the bit or the bit version of Windows Vista, download the update for bit versions or download the update for bit versions.

To determine whether you have the bit or the bit version of Windows Vista, click the Start button , right-click Computer , and then click Properties. To install SP2 immediately, click Open or Run , and then follow the instructions on your screen. To install SP2 later, click Save to copy the installation file to your computer.