How To Fix Your PS4 Controller Syncing Issues - PlayStation Universe
How To Fix A Broken PS4 Controller! - YouTube
How to Fix PS4 Controller Analog Drift (R3 or L3 not working) - iFixit Repair Guide
Buddy of mine gave me all his broken controllers. Time to repair them! Should be an easy fix as most just have stick drift and dead internal batteries. Wish me luck :p :
PS4 Controller Not Connecting to PC: Here's Why & How to Fix