Some good news for all peoples who are using Windows Phone 8 devices including Lumia 530 and 520, that Windows Phone 9 will be available for all low end phones and high end too. The Windows Phone 9 preview is ready to release in January 2015.
Not all features of Windows Phone 9 will be available to low end devices like split screen multitasking, as far as we know the split screen multitasking features will not available for smaller display devices the minimum screen size for this is 4.9 inch or higher. However we are not yet sure about this.
What you are expecting from Windows Phone 9, Let us Know Below.