To Generate Generate Facebook Conversions API Token in the Ads Manager account follow these steps:
Step 1. Log in to your Facebook Business Manager account by clicking on the following link: https://business.facebook.com/
Step 2. Go to Events Manager.
Step 3. Click on Data Sources.
Step 4. In the “Settings” section, scroll down to find the “Conversions API” and click on it.
Step 5. You will then see an option to “Generate access token.” Click on it to generate the access token and then copy it for later use.
You have Successfully Generated the Facebook Conversions API Token. Now you can integrate these with the Conversios WordPress Plugin and Shopify App that you are using for Conversion Tracking.