You can search many of the apps on iPhone, as well as Wikipedia and the web. Search an individual app, or search all the apps at once using Spotlight. Spotlight also searches the names of apps on iPhone—if you have a lot of apps, you might want to use Spotlight to locate and open them.
Search an individual app: Enter text in the search field.Search iPhone using Spotlight: Swipe right from your first Home screen, or press the Home button
results appear as you type. To dismiss the keyboard and see more results, tap Search. Tap an item in the list to open it. The icons let you know which apps the results are from.iPhone may display a top hit for you, based on previous searches.Spotlight searches the following: Contacts—All content Apps—Titles Music—Names of songs, artists, and albums, and the titles of podcasts and videos Podcasts—Titles Videos—Titles Audiobooks—Titles Notes—Text of notes Calendar (Events)—Event titles, invitees, locations, and notes Mail—To, From, and Subject fields of all accounts (the text of messages isn’t searched) Reminders—Titles Messages—Names and text of messagesSearch the web or Wikipedia from Spotlight: Scroll to the bottom of the search results, then tap Search Web or Search Wikipedia.Open an app from Search: Enter all or part of the app name, then tap the app.Choose which items are searched, and the order they’re searched: Go to Settings > General > Spotlight Search.