It’s such a frustrating thing for iPhone users, especially 16GB iPhone users to meet the “Not enough storage” issue when they use iCloud for further backup. If iPhone users run out of iCloud storage, their device won’t backup to iCloud. New photos and videos won’t upload to iCloud Photo Library. iCloud Drive and other iCloud apps won’t update across their devices. They aren’t able to send or receive messages with their iCloud email address. Therefore, it’s necessary for people to learn how to free up iCloud storage on their iPhone/iPad . 1. Delete Old iCloud Backups When you backup your iPhone to iCloud, the most important data on your device, like documents, photos, and videos, etc. will be backed up automatically. You can delete backups and turn off Backup for your device. Please note that if you choose to delete the iCloud backup for your iOS device, iCloud will stop automatically backing up the device. Instead of backing up your iOS device to iCloud, you can back up your devic