Extremely Poor service received from Vodacom

Good day

This account has been paid in full and closed via the collections agent that was handed over to (TSL Legal) however I am struggling with their accounts department to have it removed on ITC OR all 4 credit bureaus.

Contact person that was assisting me was Jubeida Mitchell - *** and *** – Tell *** ,I have been calling back an forth and evertime its the same story that that they will fix this issue its over 2 months now the account was settled in full on the 30 September 2020...this is having negative impact on my credit score ,,,,,Can someone from Vodacom please help me urgently i need this to be resolved immediately plzz ,

My number is *** and Vodacom account number is i-***-4