You can search your browsing history within the History panel in Firefox for iOS to find websites you've previously visited.

Search your browsing history

1. Tap the menu icon and select History.
2. Tap the search icon to begin your search.
3. Your search results will automatically update as you enter text.
4. Tap a result to navigate to the page.
5. To clear your text, tap the cancel icon.

Learn more about deleting your browsing history in Firefox for iOS.