Info.plist `View controller-based status bar appearance という項目名でBOOLでNOを設定 AppDelegateのRootViewControllerをセットする前でiOS7だったら UIWindow *background = [[UIWindow alloc] initWithFrame: CGRectMake(0, 0,self.window.frame.size.width, 20)]; background.backgroundColor =[UIColor blackColor]; [background setHidden:NO]; RootViewControllerのViewDidLoadで [[UIApplication sharedApplication] setStatusBarStyle:UIStatusB