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4TB PS4 Harddrive Upgrade with NO Databank or external accessories - YouTube
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How to upgrade your PS4 hard drive to get more storage
Sony Now Supports 4TB PS4 Hard Drives - YouTube
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Here's How I Installed A 4TB External Hard Drive On My PS4
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Turns out all you need to upgrade a PS4 to 4TB internal Storage is a Dremel and a 3D Printer : r/PS4
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Amazon.com: OWC 1.0TB Internal Drive Upgrade Kit for Sony Playstation 4 (PS4) : Video Games