Poor Service

Call Centre do not answer phones and they dont respond to emails.Noticed that information on my credit profile was wrong made numerous calls in December 2020 most of the times no answer the only 2 times i got an answer was told to send mail which i did and on the mail was told it will take 20 business days to be resolved 4th of February 2021 , got a reference and have been phoning without an answer but last week on Thursday was answered and told dispute is in finally stages with data department but have been on the phone since morning today no answer , i even sent an email which i did not get a reply