Hi @Sichu ,
If you have requested to port your existing mobile number, porting process will begin after you have activated your TPG SIM card either via 'Your Account' online or phone. This process normally takes 24-48 hours.
You may also find this article helpful, How to activate your TPG Mobile SIM card
Let us know should you require further assistance.
How long will it take to complete the transfer of my vodafone number to tpg sim? And how will i know once it is done?