Hi Samuel,
You can use automation via preferred tool such as ARM templates or BICEP.
Check the process over here - quick-create-multiple-ip-template
==
Please "Accept the answer" if the information helped you. This will help us and others in the community as well.
@Samuel Cheung it has to be via ARM or Bicep or Terraform or you can create a Public IP prefix public-ip-address-prefix
create-ip-group
==
Please "Accept the answer" if the information helped you. This will help us and others in the community as well.