How to use external storage as internal on Android 13 release?

Hello everyone,

I’m searching a way to use my external storage SDcard as internal on Android 13 release. Anybody can help please ?
THXS

From Discord user notime2d8:

If they can use ADB they can use this command:

sm set-force-adoptable on

Then in settings → Storage tap on the three dots and format for internal storage.