Turn on Bluetooth on your PC
On the PS5 controller, press and hold the PS button and Create button until the light bar starts flashing
On your PC, open Bluetooth settings
Select Add device or Pair new device
Choose Wireless Controller from the list
Confirm pairing if prompted
For a wired connection, connect the controller to the PC with a USB-C cable
Wait for Windows to install the necessary drivers
Open your game or Steam and select controller support if needed