"Always decline” is no longer available as a global refund preference in RevenueCat.

Blanket declines erode their effectiveness over time and can push users toward chargebacks. If you had it enabled, your setting is unchanged.

https://www.revenuecat.com/blog/company/why-we-removed-always-decline-refund-preference/

Why we removed "always decline" as a refund preference

RevenueCat removed "always decline" as a refund preference. Here's why it backfired, what your options are now, and what dynamic refund handling will look like.