You can add tracking to your collections ads to analyze their effectiveness. Tracking parameters are supported for both the hero creative and secondary creatives of manually created customized collections ads and automatically created personalized collections ads. You can set them up in Ads Manager and the bulk editor.
If you haven’t created a collections ad yet, we recommend starting with our guide Create a collections ad.
Available destination URL and tracking parameters
See destination URL and tracking parameters for manually created customized collections ads and automatically created personalized collections ads.