Constraint to specific day of the week, let's say 'Thursday'

[Kal_Lam]

This post discussed previously should help you solve your issue:

Restricting selection of Sunday from Calendar

@caneeraj, you could do it as outlined in the image shared below: In the survey tab of your xlsform: [Image 1] Data entry screen as seen in Enketo: when the date is entered on Sunday [Image 2] Data entry screen as seen in Enketo: when the date is entered on other days [Image 3] Reference xlsform: Date.xlsx (16.6 KB)