Pinterest is a website where you can share photos of anything that interests you. You can now link your Pinterest account to your Facebook account, so that what you post on Pinterest also appears on Facebook.
Steps

Step 1. Go to www
pinterest.com and log into your account.

Step 2. Go to the settings page
Place your mouse cursor over your name in the top corner of your Pinterest page and then click "Settings".

Step 3. Enable the setting to post your Pinterest activity to your Facebook wall
Once the settings page loads, scroll down to the social media section. You will then see that the "Post my activity on Facebook" option is disabled. Click the "off" button to activate the option.

Step 4. Connect your Facebook account
A pop-up window will appear and ask you to verify your Facebook account. Click on "go to application" and the window will disappear.

Step 5. Save the changes
Your Pinterest account is now connected to your Facebook account. Click on "Save settings".