Control rich previews for attachments

Enabling this policy defines a semicolon-delimited list of file extensions which will be allowed to have rich attachment previews.

When this policy is disabled or not configured the default settings will be set to .bmp;.emf;.gif;.jpg;.jpeg;.png;.wmf;.wrn;.txt;.err;.xml;.cpp;.c;.h;.cxx;.hxx;.idl;.cs;.vb;.idl;.xsd;.doc;.docx;.xls;.xlsx;.ppt;.pptx;.vsd;.xlsb;.xltx;.dot;.rtf

Supported on: Microsoft Windows XP, or Windows Server 2003 with Windows Search version 3.01 or later
Control Rich Previews for Attachments

Registry PathSOFTWARE\Policies\Microsoft\Windows\Windows Search
Value NameRichAttachmentPreviews
Value TypeREG_SZ
Default Value


Administrative Templates (Computers)

Administrative Templates (Users)