<b>Switching 7-day-click to 1-day-click drops reported conversions 23%</b>

<b>Switching 7-day-click to 1-day-click drops reported conversions 23%</b>
Across 19 accounts, same spend, 90d. Attribution window = how long after a click Meta credits a sale.
— 7-day click + 1-day view: baseline
— 7-day click only: ▼6%
— 1-day click only: ▼23%
— 1-day click for a 14-day consideration product: ▼38%
Shorter windows undercredit considered purchases — you'll throttle winners that close on day 4.
Read: match the window to your real purchase lag. Selling a $9 impulse buy? 1-day's fine. Selling a $400 mattress? You're blinding the algorithm.