 
     @discardableResult
     public func addOK(
-        _ title: String = "OK",
+        _ title: String = ALRT.defaultConfiguration?.okTitle ?? "OK",
         style: UIAlertAction.Style = .default,
         preferred: Bool = false,
         handler: ((_ action: UIAlertAction, _ textFields: [UITextField]?) -> Void)? = nil

        message: String?,
        preferredStyle: UIAlertController.Style
    ) {
        alertController = UIAlertController(
            title: title,
            message: message,
            preferredStyle: preferredStyle
        )
    }

    // MARK: Creating an ALRT

/// Responsible for creating and managing an ALRT object.

public class ALRT {
    /**
     Configuration struct to define default tintColor for buttons, ok button title and cancel button title.
     Use `defaultConfiguration`
     */
    public struct Configuration {
        public var tintColor: UIColor?
        public var okTitle: String?
        public var cancelTitle: String?
    }

    /**
     Result indicating whether the alert is displayed or not.

