Skip condition if the previous question excludes any responses (does not have any response)

Welcome to the community, @TunLin! You could do it as outlined in the image shared below:

In the survey tab of the XLSForm

Image 0

In the choices tab of the XLSForm

Image 1

Data entry screen as seen in Enketo (when nothing is entered in Q1)

Data entry screen as seen in Enketo (when something is entered in Q1)

Reference XLSForm

Skipping.xlsx (53.3 KB)

Note: You could learn more about skipping through our support article Adding Skip Logic.