Pues a mi esos link me dicen textualmente :
Invalid or Deleted File.
The key you provided for file download was invalid. This is usually caused because the file is no longer stored on Mediafire. This occurs when the file is removed by the originating user or Mediafire.
Sin embargo, si te metes en el uyltimo que pusiste en el que te lleva a la pagina de xda, en esa pagina si que me da acceso, no se porque.