Open Argo on your device and then:
Tap your profile (upper right) and choose Wallet.
Find your active pass and choose Unsubscribe.
Confirm your cancellation and take note of your expiration date.
To cancel a Roku subscription:
You should get an email from Roku confirming your cancellation. You can continue streaming until your subscription expires at the end of your billing cycle.
E-mail [email protected] for any additional questions.