From the Home screen, tap Settings.
Select your profile.
Tap iCloud.
From this screen, you can view apps using iCloud and manage your iCloud storage plan.
Tap Manage Storage.
Tap Change Storage Plan.
Select your preferred plan upgrade.
Tap Buy.
Enter your Apple ID password.
Tap Sign In.
Your storage plan will automatically renew on a monthly recurring basis. You can cancel at any time be reverting to the free iCloud storage plan.
You've completed the steps!
