По идее можно врубить через registry, проверено на idea ultimate 2022.2 :
Open Find Action (Ctrl/Cmd+Shift+A on Win&Linux/Mac respectively).
Type Registry...
Enable the ide.experimental.ui key.
Restart IDE.
Open Find Action (Ctrl/Cmd+Shift+A on Win&Linux/Mac respectively).
Type Registry...
Enable the ide.experimental.ui key.
Restart IDE.