The 5400 RPM hard drive that comes with the PS4 and ... one (maybe two) USB drives. If done right, though, the whole process should only take 15 minutes or so. Let’s walk through the steps.
After that, copy the file to your USB drive in the UPDATE folder you made. Once that's done, plug the USB drive into your console and boot your PS4 into safe mode using the steps above. In safe mode, ...
Micro USB was once ... revisions of PS4 controller. A little filing is then required to allow the new connector to fit in the controller case, and [Ian] notes that using an 0.8mm thick PCB is ...