If you’re using Maximize conversion value with a target ROAS and want to update your account-level conversion goal, Google recommends following these steps to manage performance effectively:
1. Identify your new goal
2. Change to that conversion
3. Make gradual adjustments unless there’s a big shift in conversion volume/rate—then go bigger.
4 Let Smart Bidding Adapt, It will recalibrate within 2–3 conversion cycles. Adjust your ROAS targets and/or budgets as needed during this period.
