Visual Look Up not working in Photos on iPhone 15
How do I get Visual Look Up to work on photos I’ve taken on iPhone 15?
[Re-Titled by Moderator]
Original Title: Photos
iPhone 11, iOS 18
Did you check if in -> Settings -> Search -> Search and Look Up -> Show Related Content is enabled?
Visual Look Up is not available for every country/region:
iOS and iPadOS - Feature Availability - Apple