You cannot download a file from a website when FEATURE_MIME_HANDLING is disabled in Internet Explorer 9 or Internet Explorer 10

Symptoms

Consider the following scenario:

  • You use Windows Internet Explorer¬†9 or Internet Explorer 10.

  • You disable the FEATURE_MIME_HANDLING feature for the iexplore.exe process by setting the iexplore.exe value to 0x00000000 under the following registry key:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_MIME_HANDLING

  • You close all instances of Internet Explorer, and then you open a new instance of Internet Explorer.

  • You try to download a file from a website on which a Content-Disposition header is present.

In this scenario, the file cannot be downloaded.

Resolution

Security update information

To resolve this issue, install the most recent cumulative security update for Internet Explorer. To do this, go to the following Microsoft website:

http://update.microsoft.com
Notes

  • This update was first included in the following security update:

    2817183 MS13-028: Cumulative Security Update for Internet Explorer: April 9, 2013

  • For more technical information about the most recent cumulative security update for Internet Explorer, go to the following Microsoft websites:

    http://www.microsoft.com/technet/security/current.aspx

More Information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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