fix

iOSClient/Login/NCLogin.swift

@@ -137,6 +137,8 @@ class NCLogin: UIViewController, UITextFieldDelegate, NCLoginQRCodeDelegate {
             navigationItemCancel.tintColor = textColor
             navigationItem.leftBarButtonItem = navigationItemCancel
         }
+        
+        self.navigationController?.navigationBar.setValue(true, forKey: "hidesShadow")
     }
     
     override func viewDidAppear(_ animated: Bool) {