Why can’t i create an ID

Are you following the steps in this article to do so?

How to create a new Apple ID - Apple Support

If yes, are there any error messages given?

Does your Wi-Fi block the contact to Apple servers?

If you create/use a new Apple ID, you will lose access to some of your data and the purchases made with your existing Apple ID. 

Create a new ID (if necessary)on another Apple device/computer and sign into iCloud using the same Apple ID on another Apple device/computer. You should then be able to sign in.

If you see a Could Not Create Apple ID or Could Not Set Up iCloud message.  *

The maximum number of free accounts have been activated    -

Apple ID - create a new.      *

Apple ID – Create       -

Or contact Apple ID Support.  See the Apple Support articles below for contact information.  

Apple ID - Official Apple Support.    -

Contact Apple for help with Apple ID account security - Apple Support.  * (Link doesn’t always load)  

Get Support     -   Work through the screens to get a chat option. You may have to pick a slightly different problem.

Apple Support schedule phone call.  -

Apple on Twitter

Messages chat with Apple