If you go to add your details into PayPal and can only see a PayPal API username and PayPal API password, you might be wondering: where is the signature? If you get only these two options, it means you've chosen the wrong PayPal authentication method. Here's how to correct it.
1. Log into your PayPal account
2. Go to Profile
3. Go to Selling tools
4. Go to API Access
5. You'll see the following screen:
6. Choose option 2, View API Signature
7. Enter this into your Ozcart admin in the appropriate place. See the knowledge base article about setting up PayPal Express for more information.
This is a direct link to your API credentials page in PayPal (after you log in): https://www.paypal.com/cgi-bin/webscr?cmd=_get-api-signature&generic-flow=true
You can do a test to find out if your credentials are correct using this link and substituting the user, pwd and signature (where xxxxxxxxxx is) with the ones from your PayPal account, and entering that URL in your browser. You should get some sort of SUCCESS message (perhaps towards the end) if you have input your credentials correctly:
