Sign in to your Adobe account at https://account.adobe.com/
Go to **Plans** (or **Subscriptions**)
Select the subscription you want to cancel
Choose **Cancel plan**
Follow the prompts to confirm...
Open your computer’s **Task Scheduler**
Go to **Task Scheduler Library**
Disable any tasks related to **Adobe** (e.g., **Adobe Update Task**, **Adobe Acrobat Update**, **AdobeGCInvoker**, **AAM Update**,...