usb disk

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    Windows 7 usb transfer makes .mp4 file stop working?

    Hi guys, I am attempting to simply copy mp4 files from my laptop/PC to my generic usb mass storage device I recently bought. I have a Sandisk Cruzer blade that works no problem. I bought a new 512gb usb disk from amazon because I wanted to be able to fit more VR videos to play on ps4's VR...