7 Ways to Fix R2/L2 Trigger Button on DualShock 4 PS4 Controller (stuck, worn spring, sticky) how to - YouTube
Amazon.com: TOMSIN Replacement Triggers for PS4 Pro/ PS4 Slim Controller, Aluminum Metal L1 R1 L2 R2 Trigger Buttons for PS4 Controller Gen 2 (Dark Grey) : Video Games
Amazon.com: 1 Pairs L2 R2 Trigger Extenders Buttons for PlayStation 4 PS4 PS4 Slim Pro JDM-030 Controller (Transparent Red) : Video Games
HOW TO FIX BROKEN PS4 R2 L2 TRIGGER BUTTON ON CONTROLLER - Easiest Fastest Way (no disassembly!!) - YouTube
Image] Is your Dual Shock 4 trigger misbehaving? This could be why. : r/PS4