You can cancel a subscription from the Galaxy Store menu. You must be logged in to Galaxy Store in order to see your subscriptions. After you cancel a subscription, you can still use it until the service period ends.
How to cancel a subscription
After logging in to Galaxy Store, tap “Menu,” tap “Subscriptions,” select the app from the list, then tap “Unsubscribe” to cancel the subscription.
Please note: Even if you cancel the subscription service, you can still use it until the service period ends.
Step 1. Log in to Galaxy Store and tap the “Menu” icon from the main screen.
Step 2. Tap “Subscriptions” in the Galaxy Store menu.