Below are the instructions to enter your Paypal Sandbox API credentials (test credentials) to use for order testing prior to officially launching your new website.
1. Log in to your website using administrator credentials.
2. On the left sidebar, navigate to Woocommerce > Settings.
3. On the Payment tab, scroll down to ‘Environment’ and change to Sandbox.
4. Click the ‘Setup or link an existing Paypal Sandbox Account’ and log in with your Paypal account information.