If I made a mistake in the initial set-up process of a new iPad, can I just reset to factory setting?

Hello and welcome to the community 🤗

Yes you can reset your iPad to factory settings this will not affect your iPad.

To erase your iPad

• Please follow this link to erase your iPad to factory settings : Erase iPad - Apple Support (CA)

• You can also follow this link : How to factory reset your iPhone, iPad, or iPod touch - Apple Support

• And you can also watch this video (it is for iPhone but is the same processus)

For more help or questions

• Come back us or contact Apple Support

Yes, you can erase the device and start all over again. I’ve done it a few times.