Policy

Control rich previews for attachments

Windows 11 25H2

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Policy overview

Key metadata and intent for this policy.

ClassComputer
CategoryWindows Components > Search
Supported onMicrosoft Windows XP, or Windows Server 2003 with Windows Search version 3.01 or later

Supported OS tags: WindowsServer2003, WindowsXP

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

Internal name
RichAttachmentPreviews
Policy ID
d1a3cb2f3728
Elements
1

Registry values

How enabled and disabled states update the registry.

No explicit registry values are set for enabled or disabled states.

Policy elements

Inputs and configuration options exposed by this policy.

ElementTypeRegistry mappingConstraints & behavior
Control Rich Previews for Attachments
ID RichAttachmentPreviews
text
HKLM\SOFTWARE\Policies\Microsoft\Windows\Windows Search\RichAttachmentPreviews
Type REG_SZ
None

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