How to delete previous searches in the Maps app for iPhone and iPad. 1  Launch the Maps app on your iPhone or iPad. 2  Tap in the search field. 3  Tap on Favorites. 4  Tap on Recents in the bottom navigation.5  Tap on Clear in the upper left hand corner. 6  Tap on Clear All Recents in the popup menu. Launch the Maps app on your iPhone or iPad. 2  Tap in the search field. 3  Tap on Favorites. 4  Tap on Recents in the bottom navigation. 5  Tap on Clear in the upper left hand corner. 6  Tap on Clear All Recents in the popup menu.