Set Landscape Oriantation forcefull with bellow code.

    [[UIApplication sharedApplication] setStatusBarOrientation:UIInterfaceOrientationLandscapeRight];

    

    float   angle = M_PI/2;  //rotate 180°, or 1 π radians

    self.view.layer.transform = CATransform3DMakeRotation(angle, 0, 0.0, 1.0);