WebAssembly 2023 contains a set of useful features that can improve the runtime performance of your Web build. For new projects, this setting is enabled by default.
For more information about the features and prerequisites of WebAssembly 2023, refer to WebAssembly 2023.
To enable WebAssembly 2023:
Go to Edit > Project Settings.
Select the Player category. The Player settings window shows.
Select Publishing Settings.
Enable Target WebAssembly 2023.