Cloud Backups

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Issue abstract:

Detailed description: I am confused with issues regarding iCloud backup, the backup set shows 13.2gb used out of 180 gb available. I have chosen all my photo files, documents etc in the settings. however on checking my photos on my C drive, i have 156 GB size on my disk, just for those files alone. where am i going wrong?

Product & version number: Norton 360

OS details: Windows 10

What is the error message you are seeing? none

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