Help me with bringing my stuff from ps4 to pc

I just bought a pc and i want to transfer my stuff from ps4 to pc i just wanna get the apex legends i had i in my ps4 and cosmetics how do i do that and no i dont have my ps4 linked to my pc account i wanna do this without losing everything on my ps4 like on every last game pls only help if you KNOW how to do this no maybes no ifs only guarantees, thanks