That info in the course is a little outdated. You should use the Combobox widget for these use cases.
Hello, I am quite new to Mendix, are you able to please provide details on how/which attribute to setup when using combo box to replace Input reference set selector please? As when I look at combo box, I am unsure how to set the many-to-many reference set and what equivalent properties to set for this widget. If you could please clarify, will appreciate. Thanks
I fixed this using following: