i need some opinions on my account

when i logged in my display name was changed, my actual name was changed, and there was a ps4 account linked to my account taht does not belong to me. I have changed my password and enabled 2 step verification. any tips on what happened and how i can re-link my play station account since it wont let me re-link due to the previous account.

Please contact our account support team. Epic Games Technical Support & Customer Service | Epic Games