Migrating from checkout.js to the PayPal JS SDK
Availability
This page is only relevant for JavaScript v3 PayPal custom integrations (not Drop-in UI). This
guide won't be relevant to you if:
- You are using the v2 JavaScript SDK (we recommend migrating to v3 of the JavaScript SDK first)
- You are using the Android or iOS SDKs
- You are using the Drop-in UI to process PayPal
- You are starting a new PayPal web integration