How do I update the software (iOS) on my iPhone?

Identify the current software (iOS) version

Check software version

  1. From the Home Screen, tap Settings > General > About.
  2. Review the software version field.

 

Enable automatic updates

  1. From the Home Screen, tap Settings > General > Software Update.
  2. Tap the switch to enable Automatic Updates. Updates will download overnight while connected to Wi-Fi and a charger.

 

Check Carrier Settings version

  1. From the Home Screen, tap Settings > General > About.
  2. Review the Carrier field.

 

Updating the software (iOS) version

Update automatically over the air (OTA)

This software update will be pushed to your phone. Your phone will notify you when it is ready to update. If your phone has not received an OTA message, see manual software update below.

  1. Swipe down from the top of the screen to reveal the notifications.
  2. Tap the software update notification.
  3. Verify that you are connected to Wi-Fi.
  4. Tap Download.
  5. After the download has completed, tap Install to update.

 

Update manually over the air (OTA)

  1. From the Home Screen, tap Settings > General > Software Update.
  2. After the device searches for available software updates, it will display the current version.
  3. Make sure you are connected to Wi-Fi.
  4. If an update is available, tap Download.
  5. After the download has completed, tap Install to update.

 

Update manually from computer

  1. Connect iPhone to the computer using the included USB cable.
  2. After iTunes opens, select your device when it appears in iTunes under Devices.
  3. Click Check for Update in the Summary pane.
  4. If an update is available, iTunes prompts you to download and install the update.
  5. Do not disconnect your device until the update has finished. iTunes checks for both carrier and software updates.

 

Update Carrier Settings from phone

  1. From the Home Screen, tap Settings > General > About.
  2. After the device searches for available software updates, it will display the current version.
  3. If a 'Carrier Settings Update' is available, you will receive a pop-up notification.
  4. Tap Update.

 

Software update requirements

Your iPhone must meet the following requirements before updating to the current software version:

  • Device software is not jailbroken
  • 50% or higher battery life
  • Wi-Fi data connection or a computer with iTunes and internet access
  • ~1 GB available memory (File size of update is ~0.85 GB). Carrier Settings updates require less than 1 MB free space and are ~10 KB in size.