How do I update change my contact number? October 16, 2019 01:31 Updated You may chat with our customer care support agents to change your contact number Or, you can submit your query to us here and wewill get back to you within 3 working days. Related articles How do I change my email address? How do I log in to MyAccount? How do I pay my bill? How to update my Credit/ Debit card details? What can I use MyAccount (fibre) for?