You can update your PS5 controller through an on-screen prompt, but if you miss it, there's a manual workaround.
For the best Battlefield 6 controller settings, you'll need to adjust your sensitivities quite a lot to get infantry gunplay ...
To remap PS5 controller buttons, go to Settings > Accessibility > Controllers > Custom Button Assignment. Enable custom assignments, select “Customize,” and adjust buttons as desired. Save changes, ...
Razer has released a pro controller for the PS5 with a proper PlayStation-style layout, and it comes in black or white.