I Google this multiple times but find the "AI Overview" is the master of misdirection. Halucinated answers... sigh.

In the Unifi Network Console

1. Click on Insight (globe icon left vertical tool bar)
2. Hotspot
3. Landing Page (icon next to Guests Icon)
4. Once in the Landing Page View click the gear icon in the right hand pane and scroll down find the Pre-Authorization Allowances or Post-Authorization Restrictions.