To get there:

1. Firefox,
2. application menu ≡ (or from menu: Tools),
3. Extensions and themes,
4. to the right of uBlock Origin, click the …,
5. Preferences,
6. Filter lists (at the top),
7. scroll down to Annoyances,
8. under EasyList - Annoyances
9. you can select EasyList - AI Suggestions