Freezing and eating oysters in the shell is not recommended by the USDA. The best way to freeze them is to shuck oysters and put them (and juice) in a container.

Stick oysters under the broiler to just pop their lids so you can enjoy them on the half shell without any fuss (or hand injuries) in the middle of your party.

"The Korean firm has recalled frozen half shell oysters, frozen oyster IQF (individually quick freezing), and frozen oyster block harvested from the same harvest area" on February 6, FDA officials ...

A good temperature range to air fry your oysters on the half shell for maximum flavor is anywhere from 350 to 400 degrees Fahrenheit.