Manage your iCloud storage
If you reach or exceed your iCloud storage limit, learn how to manage your storage and where you can buy more.
iCloud backs up the important information from your device and keeps your photos, videos, and documents securely stored and updated everywhere. If you run out of iCloud storage, your device won’t back up to iCloud. New photos and videos won't upload to iCloud Photo Library. iCloud Drive and other iCloud apps won't update across your devices. And you can't send or receive messages with your iCloud email address.
There are two ways to manage your iCloud storage: