Steam Community :: Guide :: Walkthrough of the Deluxe Light & Accuracy Configuration for PS4 Controllers
Amazon.com: Silicone Skin Cover for Ps4 Controller (1pc Anti-Slip, 1 Pair L2 R2 Trigger Extender, 4pcs Thumb Grips,4pcs LED Light Bar Decal) Protector for DualShock PS4/ Slim/Pro Controller : Video Games
The Evolution of the PlayStation Controller - IGN
Sackboy: A Big Adventure | Motor Accessibility – GameAccess
How to fix L2 moving forward on your PS4 controller ! Also work with R2 moving left ! [Ctrl#1,JB#3] - YouTube
Video Games Accessories for PS4 Controller Gamepad L2R2 Trigger Buttons L2 R2 Extenders Silicone Caps - Walmart.com
5 in 1 Button Set for Playstation 5 Gamepad,L2 R2 Trigger Buttons+Fps Thumbstick Cover+Cross Key Button Cover,Autmor Game Accessories Controller Extended Buttons Kit for PS5,Black - Walmart.com
Pressing L2 trigger also register pressing up - DualShock 4 CHU-ZCT2U - iFixit