Map the leak before you redesign the homepage

Start with the break, not the page

Compare product view to add to cart, add to cart to checkout, and checkout to purchase. The weakest step decides the first investigation. A homepage redesign cannot repair a payment failure or an unclear delivery promise.

Use this order

1. Find the sharpest percentage drop.
2. Split it by device, channel, and new versus returning visitors.
3. Watch sessions only from the affected segment.
4. Write one testable reason for the drop.