Best answer: The biggest external hard drive that the PS4 supports can be up to 8TB, which is the console’s maximum external storage capacity. Seagate has the perfect HDD for the job.
Why do I even need more storage?
Games are bigger than they’ve ever been, whether in terms of the sheer size of their worlds, or the amount of content packed into them. This holds doubly true for the amount of space they take up on your hard drive.