You can use the PlayStation 4 DualShock controller on a PS5 — but only when playing PS4 games. However, you can use the PS4 controller with any PS5 game while doing remote play on your phone or tablet ...

Guide: How To Connect PS4 Controller To PS5 – The brand new DualSense controller for PS5 is great for playing the newest PS5 games on the market. But sometimes, when going back to older PS4 titles, it ...