If it can't connect automatically, you'll be told to visit the Remote Play Connection Settings screen on your PS4. (howtogeek.com)
A couple of final things to consider: Other things that can have a big impact on a computer's performance include Internet connection settings, visual appearance settings and system settings. (educationworld.com)
The Bluetooth connection sets up two channels for audio, one for phone and the other for media. (androidheadlines.com)