Compatible video formats compatible with PS4 are: PS4 is only compatible with USB devices and external hard drives formatted in FAT and exFAT we recommend formatting in FAT32 and using USB 3.0 devices If we connect an unsupported USB device, PS4 will help us format the drive to make it compatible. How to watch movies via USB and external hard drive Only the PS4 Pro model is compatible with 4K movies, yes, only through streaming movies or via USB, since the PS4 Pro optical drive is not compatible with 4K Blu-ray. Thus, we just have to insert the disc into the reader and press X on the icon of the movie that appears on the screen Thanks to DualShock 4 we can control the options and menus of the movies. We start with the most direct method and to which every user can resort without additional knowledge Thus, PS4 supports movie discs on both DVD and Blu-ray, just as PS3 already did. Let's see how to use each of these possibilities to watch movies on PlayStation 4. PS4 is much more than video games So much so, that Sony's desktop console can become a media player to watch movies through various methods, either through USB devices or streaming services, in addition to traditional physical media such as DVD or Blu-ray or taking advantage of the virtual reality of PlayStation VR.