Complaint against Capitec bank

I have a complaint against Capitec bank ,my mother who is 69 years old and not well educated lost her daughter on May 14 . The daughter had an insurance with hollard , then hollard instructed my mother to open a bank account as a beneficiary . She did open an account with Capitec on 18 May 2021 in Lusikisiki branch eastern cape. On 26 May 2021 an amount of R53600.00 was deposited by hollard . I suspected something fishy when her cellphone lost network and I phoned Capitec to close the card. We went to the bank requesting statement and discovered that all the money was gone it was all used on the 27 th May 2021 . This account is new it was **********ly within its 2 week period it was never used anywhere by my mother . She never used it on any purchase or withdrawal it was at all times in her possession Case docket of ***** opened and matter reported at the branch Lusikisiki main Street Capitec it's more than 14 days now no feedback my mother is very sick since the day she lost that money , she lost her daughter and funeral policy money of her daughter through Capitec bank . Please pay back the money it was for the funeral arrangements of my late sister