not found in winui 3 gallery

[ialbert-AUT]

the page links to the winui 3 gallery there I try to find by "symbol" but nothing is found :(
if it is there I need more info how to find this or pls update the winui3 gallery (I used v 2.2.0.0)

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Document Details

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• ID: e7ef68c9-b95e-acf0-a71b-76bd0b654974
• Version Independent ID: e7ef68c9-b95e-acf0-a71b-76bd0b654974
• Content: SymbolIcon Class (Microsoft.UI.Xaml.Controls) - Windows App SDK
• Content Source: winapps-winrt-build/xml/Microsoft.UI.Xaml.Controls/SymbolIcon.xml
• Product: reunion
• Technology: reunion-reference
• GitHub Login: @jwmsft
• Microsoft Alias: jimwalk