
Facebook Ads Attribution Window Limitations: What Marketers Need to Know in 2026
Facebook's attribution windows create a critical blind spot for marketers by failing to track conversions that occur outside specific timeframes, typically causing campaigns to appear unsuccessful when they're actually driving sales. This limitation forces advertisers to make budget decisions based on incomplete data, often leading them to cut effective campaigns that generate conversions beyond Facebook's tracking memory—a problem that becomes increasingly costly as customer journeys lengthen…















