Can I reset Apple TV box on ipad

If you can access the menus, then reset that way.

Reset or restore your Apple TV to its factory settings - Apple Support

If you can’t access the menus, and you need to restore the Apple TV box externally, then you’ll need a computer.

Restore your Apple TV - Apple Support

Also, what is your model Apple TV? As the restore procedure differs by model.

Identify your Apple TV model - Apple Support

No