Displaying certain options in a multiselect question based on a previous multi-select question + one permanent option

[Kal_Lam]

@dhd, this post discussed previously should help you solve your issue:

How to keep some choice(s) visible at all times with the aid of a cascading select function?

Well this is very clear now. You could do the same as outlined in the image below: In the survey tab of your xlsform: [Image 1] In the choices tab of your xlsform: [Image 2] In the settings tab of your xlsform: [Image 3] Data entry screen as seen in Enketo: (when a condition is not met) [Image 4] Data entry screen as seen in Enketo: (when a condition is met) [Image 5] Reference xlsform: Cascading Select.xlsx (13.3 KB)