diff --git a/change/@microsoft-teams-js-05b6fda8-1215-45ac-b8c5-338fe7d7f77e.json b/change/@microsoft-teams-js-05b6fda8-1215-45ac-b8c5-338fe7d7f77e.json
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+{
+  "type": "minor",
+  "comment": "Added `sendCustomTelemetry` capability under copilot for Biz Chat to send app loading data to Harmony. The capability is still awaiting support in one or most host applications. To track availability of this capability across different hosts see https://aka.ms/capmatrix",
+  "packageName": "@microsoft/teams-js",
+  "email": "niharikad@microsoft.com",
+  "dependentChangeType": "patch"
+}