: If you are switching to a non-Apple phone (like Android), turn off iMessage in Settings > Messages to avoid missing incoming texts.
: Back up your iPhone to iCloud (Settings > [Name] > iCloud > iCloud Backup) or a computer to ensure you can transfer your photos and messages to a new device. SELL MY IPHONE
: If you use an Apple Watch, unpair it in the Watch app. This triggers a final backup of your watch data and removes its Activation Lock. : If you are switching to a non-Apple