Log in to the admin of your WordPress website.
Go to the side menu and select Plugins > Add New.
In the search bar, type Ecart Pay.

Click on Install Now and, once the installation is complete, select Activate.
You will see the Ecart Pay plugin in your list of active plugins.
Then, go to the WooCommerce > Settings > Payments menu.
Locate Ecart Pay and click on Manage.
In the API Credentials section, you will need to enter your public key and private key.
• Click on the blue area to get your keys — you will be redirected to ecartpay.com
• Log in to your account and go to Integrations > API.

• Copy your keys and paste them into the corresponding field within WooCommerce.
Make sure the data is correct and click on Save Changes.