diff --git a/arkui/ace_engine/native/native_dialog.h b/arkui/ace_engine/native/native_dialog.h
index 5de204ab42866f32ea1afae3fbb04128333ff732..72696055c7579cb058ac4ab766febb55bdb9fa6c 100644
--- a/arkui/ace_engine/native/native_dialog.h
+++ b/arkui/ace_engine/native/native_dialog.h
@@ -1087,6 +1087,31 @@ int32_t OH_ArkUI_CustomDialog_RegisterOnWillDisappearCallback(
 int32_t OH_ArkUI_CustomDialog_RegisterOnDidDisappearCallback(
     ArkUI_CustomDialogOptions* options, void* userData, void (*callback)(void* userData));
 
+/**
+ * @brief Sets the display order for a custom dialog box.
+ *
+ * @note This method must be called before the <b>show</b> method.
+ * @param options Dialog box parameters.
+ * @param levelOrder Indicates the display order. The valid range is [-100000.0, 100000.0].
+ * @return Returns the error code.
+ *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
+ *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter error occurs.
+ * @since 18
+ */
+int32_t OH_ArkUI_CustomDialog_SetLevelOrder(ArkUI_CustomDialogOptions* options, double levelOrder);
+
+/**
+ * @brief Sets whether to get focus when the custom dialog is displayed.
+ *
+ * @param options Dialog box parameters.
+ * @param focusable Specifies whether to get focus when the custom dialog is displayed. The default value is true.
+ * @return Returns the error code.
+ *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
+ *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter error occurs.
+ * @since 18
+ */
+int32_t OH_ArkUI_CustomDialog_SetFocusable(ArkUI_CustomDialogOptions* options, bool focusable);
+
 #ifdef __cplusplus
 };
 #endif