前に購入したつもりなのですが、体験版が出て来ます。

first, sign out and then back in to your cc desktop application using the same adobe id used to pay for your subscription:  http://helpx.adobe.com/creative-cloud/kb/sign-in-out-creative-cloud-desktop-app.html

if that fails, check the faq:

https://forums.adobe.com/thread/1962238?start=0&tstart=0

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