How d I get back to setup on new ipad

Tap Settings > General > Transfer or Reset [Device]. Tap Erase All Content and Settings.

After you erase the device it will bring you back to the Hello screen and you can start ll over again.

Factory reset: Restore your iPhone, iPad, or iPod to factory settings - Apple Support

If you now have that iPad mini backup, you can restore it using the same sequence, but selecting Restore Backup.

Moonunit94Fast wrote:

I have backed up my old iPad to my Mac computer , how do I setup my new ipad?

Here is how to: Restore your iPhone, iPad, or iPod touch from a backup - Apple Support

It can also be possible to transfer directly from iPad to iPad: Transfer data from your previous iOS or iPadOS device to your new iPhone or iPad - Apple Support

I have backed up my old iPad to my Mac computer , how do I setup my new ipad?