How to migrate data from MacBook Pro to new iPad Air
There is no migration tool to import from an Mac to an iPad. Signing both in to iCloud enables bi-directional file sync as well as other structured data for select apps and files.
Also, the wired and wireless sync has grown up substantially from where it was initially using iTunes to move files to the iPhone and iPad and iPod.

https://support.apple.com/guide/ipad/sync-ipad-with-your-computer-ipadae9bab3e/ipados