Does not work. Minimum one error line:
An error occurred. Please, check your credentials.
I checked several times, created new ones. Does not help.
Actions:
0. Visit this link (Paypal): https://developer.paypal.com/developer/applications/
1. Click "Create App". Create app with a name "Example" (REST API apps).
2. Click on new App "Example".
3. Found "Client ID" at "SANDBOX API CREDENTIALS".
4. Copy->paste this code to "Sandbox" - "Client ID" field in PayPal Plugin (Prestashop). No spaces, checked in Notepad!
5. Back to Paypal. Click "Show" link, found "Secret". Copy 2 lines (?) like 1 with code (one line now).
6. Copy-paste "Sandbox" -> "Secret" in Paypal plugin (Prestashop). No spaces, checked in Notepad!
7. Back to Paypal. Click "LIVE" switcher.
Repeat copy/paste 3-6 steps from "LIVE API CREDENTIAL" to Section "Live" in Paypal plugin (Prestashop).
What wrong?