Sign in at https://account.adobe.com/plans.
Upgrade your Creative Cloud storage
It's easy to upgrade your Creative Cloud storage plan.
Want to change app plan and upgrade storage?
If you purchased from Adobe, learn how to change to a different plan or modify the storage or billing frequency of your current subscription.
How to upgrade your storage plan if you purchased it with a redemption code
If you purchased your plan from a retailer or an Adobe reseller, you would have received a redemption code.
Additional storage isn't currently available for plans purchased with a redemption code. However, this facility may become available soon. Meanwhile, to add storage, you can purchase a plan with higher storage capacity.