Troubleshoot problems when you cannot install Internet Explorer 9

When you try to install Internet Explorer 9, you may receive an error message and cannot install Internet Explorer 9. There are various causes for installation problems. This article describes several common troubleshooting methods.

• Method 1: Meet the minimum operating system requirement of the Internet Explorer 9 installation
• Method 2: Install required software and components
• Method 3: Complete the installation of other updates
• Method 4: Temporarily disable antispyware and antivirus software
• Method 5: Install Internet Explorer 9 from the Microsoft Download Center
• Method 6: Run the Fix it solution to automatically diagnose and fix common problems with Windows Update
• Method 7: Install the correct language pack for Internet Explorer 9
• Method 8: Click the application bar for the Internet Explorer 9 installer in the taskbar, or minimize the Windows Update dialog box

Method 1: Make sure that your system meets the minimum operating system requirements

To install Internet Explorer 9, one of the following operating systems (or later versions) is required.

• Windows Vista (x86 and x64) with Service Pack 2 (SP 2)
• Windows 7 (x86 and x64)
• Windows Server 2008 (x86 and x64) with Service Pack 2 (SP 2)
• Windows Server 2008 R2 x64

If you are running Windows Vista or Windows Server 2008 without Service Pack 2, install the latest service pack.

For more information about how to install the latest service pack, click the following article number to view the article in the Microsoft Knowledge Base:For more information about how to obtain the latest service pack for Windows Server 2008, click the following article number to view the article in the Microsoft Knowledge Base:

Method 2: Install required software and components

Internet Explorer 9 tries to install software prerequisites automatically. If installation of the prerequisites does not succeed, Internet Explorer 9 does not continue with the installation. In that case, please install the prerequisites manually. In that case, click the following article number to view the article in the Microsoft Knowledge Base and install the required software and components manually. And then go to Internet Explorer Home to install Internet Explorer 9 again.

Method 3: Complete the installation of other updates

Before you try to install Internet Explorer 9, make sure that installation of other updates or a system restart is not pending. To check whether you have any pending installation of updates or a pending restart, complete the following step for your Windows operating system:

• On Windows 7: Open System and Security in Control Panel, and then click Windows Update.
• On Windows Vista: Open Security in Control Panel, and then click Windows Update.

If there is an update installation in progress, let the installation finish before you try to install Internet Explorer 9. If updates are installed but a system restart has not yet occurred, restart your computer before you try to install Internet Explorer 9.

Method 4: Temporarily disable antispyware and antivirus software

Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.

To temporarily disable antispyware or antivirus software, follow these steps:

1. Enable Windows Firewall.
   Click here to watch the video
   
   Video: How to turn on Windows Firewall in Windows 7
   
   

   <stories> <subtitle> <time>0:0:11</time> <duration>5</duration> <size>15</size> <position>0.5</position> <linebreak>Disabled</linebreak> <text>How to turn on Windows Firewall in Windows 7</text> <color>Black</color> </subtitle> <subtitle> <time>0:0:11</time> <duration>5</duration> <position>0.4</position> <link>http://support.microsoft.com/kb/2409098/</link> <text>http://support.microsoft.com/kb/2409098/</text> <style>Underline</style> </subtitle> <subtitle> <time>0:0:17</time> <duration>10</duration> <text>Click "Start", and then click "Control Panel".</text><overlay>On</overlay> </subtitle> <subtitle> <time>0:0:27</time> <duration>17</duration> <text>In the search box, type "firewall", and then click "Windows Firewall" in the results window.</text><overlay>On</overlay> </subtitle> <subtitle> <time>0:0:44</time> <duration>6</duration> <text>In the left panel, choose "Turn on Windows Firewall on or off".</text><overlay>On</overlay> </subtitle> <subtitle> <time>0:0:50</time> <duration>11</duration> <text>Make sure that the "Turn on Windows Firewall" option is selected for both the "Home or work (private) network location settings" and the "Public network locations settings".</text><overlay>On</overlay> </subtitle> <subtitle> <time>0:1:01</time> <duration>6</duration> <text>Then click "OK".</text><overlay>On</overlay> </subtitle> </stories>
   For information about how to enable Windows Firewall, visit the following Microsoft websites.
   Turn Windows Firewall on or off for Windows 7
   Turn Windows Firewall on or off for Windows Vista
2. Disable the antispyware and antivirus software on your computer. To do this, right-click the icon for the antispyware or antivirus software in the notification area, and then click Exit or Disable.
   
   Note For more information about how to disable antispyware or antivirus software, see the program documentation.
3. When the antispyware and antivirus software is disabled, again try to install Internet Explorer 9.
4. When the installation of Internet Explorer 9 is complete, re-enable the antispyware and antivirus software.
   
   Note For more information about how to enable antispyware or antivirus software, see the program documentation.
5. Access Windows Update and reinstall the latest updates.

Method 5: Install Internet Explorer 9 from the Microsoft Download Center

If you tried to install Internet Explorer 9 from Windows Update and received an error message, or could not install Internet Explorer, download and install Internet Explorer 9 from the Microsoft Download Center. To download and install Internet Explorer 9 from the Microsoft Download Center, click one of the following links as appropriate for your Windows operating system.

Note To determine whether you are running a 32-bit or 64-bit version of Windows, click the following link:

Download the Windows Internet Explorer 9 for Windows 7 32-bit package now. (http://www.microsoft.com/download/en/details.aspx?id=13950)

Download the Windows Internet Explorer 9 for Windows 7 64-bit Edition and Windows Server 2008 R2 64-bit Edition package now. (http://www.microsoft.com/download/en/details.aspx?id=23332)

Download the Windows Internet Explorer 9 for Windows Vista 32-bit and Windows Server 2008 32-bit package now. (http://www.microsoft.com/download/en/details.aspx?id=16792)

Download the Windows Internet Explorer 9 for Windows Vista 64-bit Edition and Windows Server 2008 64-bit Edition package now. (http://www.microsoft.com/download/en/details.aspx?id=11822)

Instructions

1. Click the Download button on the page to start the download.
2. Do one of the following:
   • To start the installation immediately, click Open or Run.
   • To copy the download to your computer for installation at a later time, click Save or Save as.

Method 6: Run the Fix it solution to automatically diagnose and fix common problems with Windows Update

If you tried to install Internet Explorer 9 from Windows Update and received an error message, or you could not install Internet Explorer 9, run the Fix it solution to automatically diagnose and fix common problems with Windows Update. Then, try to install Internet Explorer 9 from Microsoft Windows Update (http://update.microsoft.com) .

To run the Fix it solution to automatically diagnose and fix common problems with Windows Update, click the Run now button, and follow the steps in the Fix it Wizard.

Method 7: Install the correct language pack for Internet Explorer 9

There are known issues when you install Internet Explorer 9 at the same time as Windows 7 Service Pack 1 (SP1). For example, one of the following issues may occur:

• The installation may fail, and you receive the following Stop error code:
  Error code: 0x800f0902
• The installation is completed successfully, but Internet Explorer 9 menus are displayed in English even though the language of Internet Explorer that you installed is not English.

To resolve these issues, install the correct language pack for Internet Explorer 9. For more information about these issues, click the following article number to view the article in the Microsoft Knowledge Base:

Method 8: Click the application bar for the Internet Explorer 9 installer in the taskbar, or minimize the Windows Update dialog box

When you install Internet Explorer from Windows Update, the installation progress seems to stop progressing. This issue may occur if the progress bar is hidden behind the Windows Update dialog box. To show the progress bar for the installation, click the application bar for the Internet Explorer 9 installer in the taskbar, or minimize the Windows Update dialog box.

To show the progress bar for the installation, do one of the following:

• Click the application bar for the Internet Explorer 9 installer in the taskbar on Windows 7 or on Windows Server 2008 R2.
  Collapse this imageExpand this image

  
• Click the application bar for the Internet Explorer 9 installer in the taskbar on Windows Vista or on Windows Server 2008.
  Collapse this imageExpand this image

  

To minimize the Windows Update dialog box, click the Minimize button in the upper-right corner of the Windows Update dialog box.

For more information about how to download Internet Explorer 9, visit the following Microsoft Website: