Block opening of Xml file types

This policy setting controls whether users can open Extensible Markup Langual (XML) files in Excel 2007. XML files usually have the .xml extension.

If you enable this policy setting, users cannot open XML files in Excel 2007.

If you disable or do not configure this policy setting, users can open XML files.

Supported on: At least Windows Vista

Registry Hive	HKEY_CURRENT_USER
Registry Path	Software\Policies\Microsoft\Office\12.0\Excel\Security\FileOpenBlock
Value Name	XmlFiles
Value Type	REG_DWORD
Enabled Value	1
Disabled Value	0

excel12.admx

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Microsoft Office Access 2007
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Microsoft Office Excel 2007
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