desktop2:SearchPropertyHandler

Article
01/07/2025

Enables Windows Desktop Bridge apps to install property handlers on your system. These handlers are used to read properties from files for indexing and search.

Element hierarchy

<desktop2:Extension>

<desktop2:SearchPropertyHandler>

Syntax

<desktop2:SearchPropertyHandler Clsid = 'A GUID in the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.'
                                Path  = 'A string with a value between 1 and 256 characters in length, ending with ".dll", that cannot contain the following characters: <, >, :, ", |, ?, or *.'
                                ProcessorArchitecture = 'A string that can have one of the following values: "x86", "x64", "arm", "arm64", or "neutral".' />

Attributes and elements

Attributes

Attribute	Description	Data type	Required
Clsid	The ID of the class in the app's package.	A GUID in the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.	Yes
Path	Path relative to the binary that implements the CLSID.	A string with a value between 1 and 256 characters in length, ending with `.dll`, that cannot contain the following characters: `<`, `>`, `:`, `"`, `\|`, `?`, or `*`.	No
ProcessorArchitecture	The processor architecture.	A string that can have one of the following values: x86, x64, arm, arm64, or neutral.	Yes

Child elements

None.

Parent elements

Parent element	Description
desktop2:Extension	Declares an extensibility point for the app.

Remarks

Starting with Windows 10 Version 1809 and Windows 11 Version 22H2, this app extension will no longer work for desktop apps packaged as UWP apps using Windows Desktop Bridge. Including this extension in the package manifest for Desktop Bridge apps will have no effect.

Requirements

Item	Value
Namespace	`http://schemas.microsoft.com/appx/manifest/desktop/windows10/2`
Minimum OS Version	Windows 10 version 1703 (Build 15063)

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