How do I cancel/unsubscribe from MediBang Premium?

If you signed up via the app:

Continue with the cancellation procedure from the app store of the respective platform on which you purchased the subscription.

▽App Store
https://support.apple.com/en-us/118428

▽Google Play
https://support.google.com/googleplay/answer/7018481

If you signed up via web:

On the User Information page, you can cancel the auto-renewal by selecting ‘Cancel’ under ‘End Date’ in the ‘The Current Active Plan’ section *You will still be able to use the MediBang Premium features until the end date even if you stop the auto-renewal.
※Even if you cancel the auto-renewal, you will still have access to all of MediBang Premium’s features until the ‘End Date’ listed on your account.

Find the User Information page here:
https://medibang.com/myProfile/premium/

※If you purchased a MediBang Premium subscription using WebMoney or AliPay, there is no auto-renewal in those cases, so no cancellation procedures are required.