I was with the free week plan, and forgot to cancel it, so the money was discounted on my account, what can I do to be refunded?

If you cancelled your annual plan within the 14 day grace period, an automatic refund is sent within 12-14 days.

No refunds for cancellations received after 14 days.

Log-in to your account below.

https://account.adobe.com/plans

Click on Manage Plan for more options.

See below for more details.

https://www.adobe.com/legal/subscription-terms.html

Hope that helps.