Open the app you used for searching
In Safari, tap the bookmarks icon
Tap the clock icon for History
Tap Clear
Choose the time range you want to delete
In Chrome, open Chrome
Tap the three dots menu
Tap History
Tap Clear Browsing Data
Select Browsing History
Tap Clear Browsing Data
In Spotlight, swipe down on the Home Screen
Tap and hold a recent search suggestion
Tap Clear Recent Searches if available
In Settings, go to Siri & Search
Tap Siri & Dictation History if shown
Clear Siri search history if available
In Settings, go to Safari
Tap Clear History and Website Data
Confirm by tapping Clear History and Data