Before you begin to update your Facebook account, please note that if you wish to connect to a different Facebook account than the one you are currently using, all your current campaigns on the Social Ads for Buy with Prime will get disconnected. Additionally, all the existing product catalogs will get deleted on Meta. 

Here are the steps to update your Facebook account. 

• Go to the Setting section. And then, select the Accounts tab.
• Your connected Facebook account will appear on the screen.
• Click on the Update button next to the connected Facebook account. An Update Facebook Account Settings confirmation page will appear. 
• Select Continue if you wish to continue with the update.
• You will be redirected to the Facebook FBE Page, where you can update your account settings.
• Complete the Facebook FBE flow, and your account will be updated successfully.