Create event in GTM
Create event and conversion in GA4, mirroring the event title from Step 1
Add custom conversion in GAds Goals settings, pulling in what you just set up on GA4
Select conversion in GAds Campaign settings
Create event in GTM
Create event and conversion in GA4, mirroring the event title from Step 1
Add custom conversion in GAds Goals settings, pulling in what you just set up on GA4
Select conversion in GAds Campaign settings