You now have full flexibility to customize your ad placements when launching ads from AdCopy. Leaving "Advantage+ Placements" to "ON" will keep all of your placements enabled in Meta and have them automatically distribute them across the auction.
In the Ad Launch modal, go to the Placement section and expand the dropdown. You will see the following options:
By enabling automatic placements, you allow Meta to select the best placements for your ads based on their algorithms, optimizing for performance and reach. If you choose to disable this option, your ads will only appear in the placements you select, giving you full control over your advertising strategy.