steam account already linked to a randoma EA account

iv had a EA account before this new one but when i want to login it says that the credentials aren't right so iv created a new EA account. i want to link it to this new account. i have prove that the steam account is mine i can send a screenshot of my account settings or purchases anything to prove that the steam account is mine i just want to link it to my new EA account but i just dont remember the login from my old account i tried every email that i have and it says that no account exist with that email and when i login with steam it says an email i dont recognize i only use @gmail/@hotmail so i dont know wth happen here

here is proof that its my steam account