Hi - Question that i am hoping others after reading this query do not have

Hi - used to work for a company that unfortunately I have my apple email with - throught that I have cha nged the old email to ( and i know i had associated the old itunes account with the new - hiowever I cannot get o the emial server for my old work to retrieve and then chage the passord - i also cnnot see THE HYUNDERS OF HOURS of muic i had assoicated wiht that account and lost a lot of contactrs in the process

to make matters worse - the same company then attended to a phone and sim swap which has created havic in my life - thoughts or solutions pls

matt