I have menu. I have to navigate from one viewController to another viewController. But destination viewController is open like pop up dialog.I don't know why it shows.I did not adjust. Here is the image
Here is the code i have used for navigate one source viewController to destination viewController
let mainstoryboard:UIStoryboard = UIStoryboard(name: "Main", bundle: nil)
let newViewcontroller = mainstoryboard.instantiateViewController(withIdentifier: "Search_Mobile_Number") as! Search_Mobile_Number
let newFrontController = UINavigationController.init(rootViewController: newViewcontroller)
self.present(newFrontController, animated: true, completion: nil)
Please help me why it is open like dialog.