Let us say that you are interested in Adobe Cloud, but you are not sure if all of the apps will be worth it. This should not be a problem because there are various subscription plans that are available. The main thing that you have to do is to choose the subscription that will have all of the apps that you may need.
You can simply go to the Account Page so that you can see the plan that you currently have. If you wish to upgrade, you can take a look at the other subscriptions that are available. You will be required to choose a payment method, and you may need to enter your email to push through with the subscription change.