diff --git a/types/es-abstract/test/es2015.test.ts b/types/es-abstract/test/es2015.test.ts
index 67ed507987353e..79e5682382dc37 100644
--- a/types/es-abstract/test/es2015.test.ts
+++ b/types/es-abstract/test/es2015.test.ts
@@ -35,7 +35,7 @@ expectType<
     | undefined
 >(ES2015.Type<any>(any));
 
-ES2015.ToPrimitive(any); // $ExpectType primitive
+expectType<null | undefined | string | symbol | number | boolean | bigint>(ES2015.ToPrimitive(any));
 ES2015.ToInt16(any); // $ExpectType number
 ES2015.ToInt8(any); // $ExpectType number
 ES2015.ToUint8(any); // $ExpectType number
diff --git a/types/office-js-preview/index.d.ts b/types/office-js-preview/index.d.ts
index 2d623f5c32160b..43513859044de4 100644
--- a/types/office-js-preview/index.d.ts
+++ b/types/office-js-preview/index.d.ts
@@ -62640,48 +62640,42 @@ declare namespace Excel {
      * Provides information about the `LinkedEntityCellValue` that was requested given a specified `LinkedEntityId`.
      *
      * @remarks
-     * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-     * @beta
+     * [Api set: ExcelApi 1.21]
      */
     interface LinkedEntityCellValueLoadedEventArgs {
         /**
          * Any error encountered during the request to load the `LinkedEntityCellValue`.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-         * @beta
+         * [Api set: ExcelApi 1.21]
          */
         error?: string;
         /**
          * Gets the `LinkedEntityId` of the requested `LinkedEntityCellValue`.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-         * @beta
+         * [Api set: ExcelApi 1.21]
          */
         id: LinkedEntityId;
         /**
          * Gets the `LinkedEntityCellValue` of the requested `LinkedEntityId`. If the load operation failed, this property is `null`.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-         * @beta
+         * [Api set: ExcelApi 1.21]
          */
         linkedEntityCellValue?: LinkedEntityCellValue;
         /**
          * Gets the source of the event. See `Excel.EventSource` for details.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-         * @beta
+         * [Api set: ExcelApi 1.21]
          */
         source: Excel.EventSource | "Local" | "Remote";
         /**
          * Gets the type of the event. See `Excel.EventType` for details.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-         * @beta
+         * [Api set: ExcelApi 1.21]
          */
         type: "LinkedEntityDataDomainLinkedEntityCellValueLoaded";
     }
@@ -62990,8 +62984,7 @@ declare namespace Excel {
                     If found, the `LinkedEntityCellValue` object will be returned through the `LinkedEntityCellValueLoaded` event.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
-         * @beta
+         * [Api set: ExcelApi 1.21]
          *
          * @param id A specific `LinkedEntityId`
          */
@@ -63028,10 +63021,11 @@ declare namespace Excel {
          * Occurs when the request to load a `LinkedEntityCellValue` is completed.
          *
          * @remarks
-         * [Api set: ExcelApi BETA (PREVIEW ONLY)]
+         * [Api set: ExcelApi 1.21]
+         * 
+         * This event isn't supported in Excel on the web.
          *
          * @eventproperty
-         * @beta
          */
         readonly onLinkedEntityCellValueLoaded: OfficeExtension.EventHandlers<Excel.LinkedEntityCellValueLoadedEventArgs>;
         /**
diff --git a/types/office-js/index.d.ts b/types/office-js/index.d.ts
index 9798fa4d830743..5e2b5a9b944e29 100644
--- a/types/office-js/index.d.ts
+++ b/types/office-js/index.d.ts
@@ -57630,6 +57630,49 @@ declare namespace Excel {
         */
         toJSON(): Excel.Interfaces.SlicerItemCollectionData;
     }
+    /**
+     * Provides information about the `LinkedEntityCellValue` that was requested given a specified `LinkedEntityId`.
+     *
+     * @remarks
+     * [Api set: ExcelApi 1.21]
+     */
+    interface LinkedEntityCellValueLoadedEventArgs {
+        /**
+         * Any error encountered during the request to load the `LinkedEntityCellValue`.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         */
+        error?: string;
+        /**
+         * Gets the `LinkedEntityId` of the requested `LinkedEntityCellValue`.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         */
+        id: LinkedEntityId;
+        /**
+         * Gets the `LinkedEntityCellValue` of the requested `LinkedEntityId`. If the load operation failed, this property is `null`.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         */
+        linkedEntityCellValue?: LinkedEntityCellValue;
+        /**
+         * Gets the source of the event. See `Excel.EventSource` for details.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         */
+        source: Excel.EventSource | "Local" | "Remote";
+        /**
+         * Gets the type of the event. See `Excel.EventType` for details.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         */
+        type: "LinkedEntityDataDomainLinkedEntityCellValueLoaded";
+    }
     /**
      * Represents a specific category or field of information that shares some common characteristics or attributes.
                 A data domain is linked to a data provider, that acts as the data source for `LinkedEntityCellValue` objects in the workbook.
@@ -57912,6 +57955,16 @@ declare namespace Excel {
          * @returns The linked entity data domain with the given `id`. If there are multiple linked entity data domains with the same `id`, the one defined by this Office Add-in will be returned.
          */
         getItemOrNullObject(id: string): Excel.LinkedEntityDataDomain;
+        /**
+         * Submits a request to load the `LinkedEntityCellValue` object with the specified `LinkedEntityId`.
+                    If found, the `LinkedEntityCellValue` object will be returned through the `LinkedEntityCellValueLoaded` event.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         *
+         * @param id A specific `LinkedEntityId`
+         */
+        loadLinkedEntityCellValue(id: LinkedEntityId): void;
         /**
          * Refreshes all `LinkedEntityCellValue` objects of all linked entity data domains in this collection.
                     The refresh request can fail if the data providers are busy or temporarily inaccessible.
@@ -57938,6 +57991,17 @@ declare namespace Excel {
          * @param propertyNamesAndPaths `propertyNamesAndPaths.select` is a comma-delimited string that specifies the properties to load, and `propertyNamesAndPaths.expand` is a comma-delimited string that specifies the navigation properties to load.
          */
         load(propertyNamesAndPaths?: OfficeExtension.LoadOption): Excel.LinkedEntityDataDomainCollection;
+        /**
+         * Occurs when the request to load a `LinkedEntityCellValue` is completed.
+         *
+         * @remarks
+         * [Api set: ExcelApi 1.21]
+         * 
+         * This event isn't supported in Excel on the web.
+         *
+         * @eventproperty
+         */
+        readonly onLinkedEntityCellValueLoaded: OfficeExtension.EventHandlers<Excel.LinkedEntityCellValueLoadedEventArgs>;
         /**
          * Occurs when a new linked entity data domain is added to the workbook.
          *