Open the Settings app
Scroll down and tap Safari
Tap Clear History and Website Data
Tap Clear History and Data to confirm
Open the Safari app
Tap the Bookmarks icon
Tap the History tab
Tap Clear
Choose a time range to clear
To clear Chrome history, open Chrome
Tap the three dots menu
Tap History
Tap Clear Browsing Data
Select Browsing History
Tap Clear Browsing Data
Confirm the action
To clear Firefox history, open Firefox
Tap the menu button
Tap History
Tap Clear Recent History
Select the time range
Tap Clear History