The app has 4 screens being that, only one should stay fixed in LandscapeLeft. The others are in Portrait ..
In the General tab I have set this up.
General:
In Objective-C I can force this way:
Solution in Objective-C:
.h
-(NSUInteger) supportedInterfaceOrientations;
.m
- (void)viewDidLoad {
[super viewDidLoad];
self.supportedInterfaceOrientations;
}
- (NSUInteger)supportedInterfaceOrientations{
return UIInterfaceOrientationMaskLandscapeLeft;
}