How to use the Samsung Galaxy S23’s new magical Photoshop-like trick

After the item begins floating, you can drag and drop it into another app that you have open using split-screen. But I think the easiest method is to just lift your finger off it as it floats, and then select either Copy, Share, or Save Image from the menu that pops up.

Also: 5 hidden features on the new Samsung S23 and S23 Ultra

Copy will put the picture on your phone's clipboard for you to paste into another app. Share will open Android's share sheet, and Save Image will save a background-free copy to the Gallery app.