Create a PayPal account.
- Access your PayPal dashboard.
- Click on Log in to Dashboard.
- Enter your PayPal account credentials.
- In the section 'REST API apps', click on Create app.
- Enter a name for your app in App Name and click on Create App.
- Return to Doc² and enter the Client ID and Client Secret in your PayPal API credentials.
- Choose the environment: sandbox or live.