Use iPhone’s General settings to set up basic functionality for your everyday use. You access the General settings in the following table by tapping the Settings app icon on the Home screen and then tapping General.

Setting Description
About Shows information about downloaded content, apps, memory, iPhone serial number and model, and your Wi-Fi and Bluetooth addresses, plus support, and legal and regulatory jargon.
Software Update Use this setting to check for available updates to iOS via iCloud.
Usage Check the items that are backed up to iCloud and buy additional storage. Also turn on the display in the status bar for indicating the percentage of your battery power available.
Siri Turn the Siri personal assistant feature on or off, set the language to be used, and chose to have Voice Feedback and Raise to Speak settings on or off.
Cellular Choose to turn cellular data off so you only download data via available Wi-Fi. Turn LTE on or off, choose Roaming options, activate your Personal Hotspot, and choose which apps to use cellular data from.
VPN Configure and turn on and off virtual private networks (VPN).
iTunes Wi-Fi Sync Sync wirelessly with the copy of iTunes on a nearby computer when connected to a Wi-Fi network.
Spotlight Search Access settings for what types of content the iPhone search feature returns in search results.
Auto-Lock Set the amount of time for inactivity at which iPhone automatically locks the screen.
Passcode Lock Set a passcode and turn the feature on to require a passcode to unlock iPhone. Set iPhone to erase all data after ten failed attempts to enter the correct passcode.
Restrictions Set restrictions on Safariand iTunes, as well as restrict installation of applications and location services. Specify allowed content for music, podcasts, movies, TV shows, and apps.
Date & Time Choose 24-hour time and a time zone and set the correct date and time.
Keyboard Set keyboard correction features such as Auto-Capitalization and Check Spelling.
International Specify the language for onscreen information and keyboards. Choose a region format for date, time, and phone numbers.
Accessibility Set features for using an iPhone for people with visual, hearing, or dexterity challenges.
Reset Reset all settings or selected settings, such as network or keyboard, to factory defaults.