Navigate to your Subscribers tab and locate the subscriber by entering their email address in the Search bar:
Click on the three dots next to their name and select "Edit Subscription":
For a paying subscriber
- Turn off auto-renew: their paid subscription will end after their current billing period.
- Cancel subscription: cancel their subscription to issue a prorated or full refund and they'll be downgraded to a free subscriber.
- To learn more about Substack's refund policy, read this article.
Remove from email list
Removing a free or paid subscriber from your email list will stop the subscriber from receiving any emails from your publication moving forward. For paying subscribers, their subscription will be canceled with a prorated refund.