New Playstation 5 users need to know how to enable 120Hz on PS5! This is the one thing that all PS5 owners really need to know. Why?.. Enabling the 120Hz Performance Mode is not as simple as plugging in your Playstation & powering it on. There's actually certain settings that need to be changed before you can use this amazing new feature on the PS5. Here's exactly how to do it step-by-step easy!