First of all, please go to following page and use your login account to enter Paypal back-end.
https://developer.paypal.com/developer/applications/
Then please enter “My App & Credentialst” page and click “Create App”, refer to screenshot below.
After that, please input your App Name and click “Create App” button.
After you finish creating successfully, you will see ClientID and ClientSecret. Please refer to screenshot below.
That’s all! Thanks for your reading. I believe that you would know how to get ClientId and ClientSecret of Paypal after reading this article. If you have any question, please send an email to us directly.