 ///
 /// - **Batch** operations are not supported.
 ///
-///
-/// ## Operations
-///
-/// ### Asynchronicity
+/// ## Differences
+///
+/// - **Settings** are not incremental: the new settings completely replace the previous ones. If a setting
+///   is omitted in the new version, it reverts back to its default value. (This is in contrast with the online API,
+///   where you can only specify the settings you want to change and omit the others.)
+///
+///
+/// # Operations
+///
+/// ## Asynchronicity
 ///
 /// **Reminder:** Write operations on an online `Index` are twice asynchronous: the response from the server received
 /// by the completion handler is merely an acknowledgement of the task. If you want to detect the end of the write

/// + Note: You cannot construct this class directly. Please use `OfflineClient.getOfflineIndex(_:)` to obtain an
///   instance.
///
/// # Limitations
///
/// Though offline indices support most features of an online index, there are some limitations:
///

    }
    
    // MARK: - Helpers
    
    /// Delete all objects matching a query (helper).
    ///
