ESSENTIAL: Don’t connect your PS4 controller to your personal computer at this time.
Start log and steam in making use of your Steam credentials.
Be sure Steam is updated by heading up to Steam > search for Steam Client Updates. By standard, Steam should automatically upgrade to your version that is latest after logging in, nonetheless it will pay to ensure that you have actually the latest variation.
Go through the square icon beside your Steam username as shown within the image below to enter Big photo mode :
Go through the gear symbol situated at the corner that is top-right the picture as a whole mode