Good day am sam Bailey I bought a iPhone 13 last year by game mosselbay

Good day am sam Bailey I bought a iPhone 13 last year by game mosselbay. 27 January i booked it in for repairs the phone is blank .I can't do anything on it after a month I had to contact the store to find out what's wrong with the phone no communication from the store I had toe phone .afte a month the tell me they can't repair the phone because there is n find my phone on it they telling me I have go to iPhone store to take it off.then I have to bring it again for repairs. Why after a month and I can't do anything with the phone because the fone is blank.am very unhappy with this it's march already. Nothing. I want other phone or my money back