New apple id

Those purchases are tied to the other ID and can't be transferred. One option is to delete the apps/purchases made by the other ID and download them using the new ID if desired. If necessary, check your purchases history to see which apps/purchases weren’t made by the current ID. 

Purchase History Review

Or you can try to set up Family Sharing to keep access to your purchases.

Family Sharing

Family Sharing - Set up

Hi there,

Please review how to ask an effective question so we can better assist you.

Best,

David