Reset your PS4 controller and clean the exterior, get it replaced by Sony, or replace the analog stick yourself This article explains how to fix PS4 controller drift (analog stick drift).

Your PS4 controller will be listed as Wireless Controller ... Once you've unpaired your controller, repair it to see if your PC recognizes it. You can do this by simultaneously holding down ...

If your PS4 is unable to get online, you won't be able to take advantage of many of the console's most important features, like multiplayer gaming, streaming video, and installing new games.