Find out how to update your iPhone, iPad or iPod touch to the latest version of iOS or iPadOS using your computer.
You can also update your device using the Finder on a Mac that you trust.
Back up your device using iCloud or your computer.
If your Mac is using macOS Mojave or earlier, update your device using iTunes.
Connect your Mac to a different Wi-Fi or Ethernet network if it's using Personal Hotspot on the device you're updating.
Open the Finder window on your Mac.
Connect your device to your computer.
In the Finder sidebar, select your device.
Click General, then click Check for Update.

Click Download and Update, then follow the onscreen instructions.
Enter your passcode when prompted.
Get help with alerts while updating.
Free up storage space on your device.
Tell us more about what’s happening and we’ll suggest what you can do next.