How can I add a missing payment app extension?

[codingfire]

Hi Sir,

hope you are doing well.

as per documentation for offsite payment gateway, the app extension is compulsory so i didn't found one.

how can i add one please guide me.

Thanks in advance

[EddieLuong]

You need to apply firstly to become Payment partner of Shopify. After you're approved, you can access to Payment extension. refer https://shopify.dev/apps/payments#payments-partner-application-review