Step 1 : Install the Extension from the Google APP store HERE
Step 2 : Click the icon in the top right of Chrome and ad your API key which is found HERE. If you do not have an API key click “REGENERATE API KEY”
Step 3 : Go to your Facebook ad manager account. Go to the adsets tab. Click the HYROS Chrome Extension icon and select “Last Click” or “First Click”
This will complete set up.