Hi @ajnymnob20 ,
Welcome to the community!
We did an artilce that you may find helpful, this will guide you on how to activate the New SIM card feel free to visit the link below.
In case you have done this already, we'd like to have one of our Mobile Specialists to contact you feel free to send me your alternate best contact number and preferred time.
For reference: How do I private message (PM) in the community