I need to upgrade icloud storage

Upgrade your iCloud storage plan -

https://support.apple.com/en-us/HT201318

If you are having problems upgrading, then you need to describe what is happening and any error messages you are seeing.

alyaa130 Said:

"i need to upgrade iCloud storage: my phone is not allowing me to upgrade icloud need help"

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Use a Computer:

Perform this using a computer, as it would be more user-friendly doing so.