Poor service and no delivery after payment we on month 3after payment

I order a nokia 1.4 from this Rentoza company and i pay the first month instalment in December 2021 i had a sms from courier company they couldn't deliver as iam not home what is a untrue statement as iam disabiled and cant go out at all i am in wheelchair and crutches so i dont go out i call them and they have story's with me about it and said delivery wil be the next day we in Feb 2022and still no phone recive and i sent emails to Rentoza company and they said they escalate the matter to the right department i need to be patient well how long need a person to be patient and they are a lot of Rude agents working at this company as they firts claim i dit recive the phone and when i said to them i need them to sent me the proof of me recive the phone were i signed for the delivery or copy of my id what i was supposed to show on delivery as i never reciveit now all of suden i must be patient and they keep tray to deduct money from my account but i informed the bank to stop any payments to them untill i received the phone i whant any case to change it to a redmi instead of nokia if possible but no feedback from them