From within the Settings app, select your profile.
Tap iCloud.
Tap Upgrade to iCloud+.
You can also tap Storage to view apps currently using iCloud.
Tap Upgrade to iCloud+ again.
Your storage plan will automatically renew on a monthly recurring basis. You can cancel at any time by reverting to the free iCloud storage plan.
Tap Subscribe.
Follow the on-screen instructions to confirm your identity and approve your new iCloud subscription.
You will be prompted to enter your Apple ID passcode. If you have previously set up Face ID or Touch ID, you can use it in place of your Apple ID passcode.
You've completed the steps!
