Open the Settings app
Scroll down and tap Safari
Tap Clear History and Website Data
Confirm by tapping Clear History and Data
To delete Google search history, open the Google app or Safari
In the Google app, tap your profile picture
Tap Search history
Tap Delete
Choose Delete all time or a custom range
To delete Chrome history, open Chrome
Tap the three dots
Tap History
Tap Clear Browsing Data
Select Browsing History
Tap Clear Browsing Data
To delete app search history, open the app
Go to its search or history settings
Clear or delete the saved searches
To remove Siri and Spotlight suggestions, open Settings
Tap Siri & Search
Turn off Show in Search and related suggestions if needed