Sir can’t submit more than one ID number in National ID Number option of my Kobotoolbox form. That is, I want duplicate data not to be submitted. Just typing the NID will bring up the message it has been previously submitted. It would have been helpful if you had enabled this option in my excel f…

@mdnurnabi , you will need to learn how the dynamic data attachment works. Once you do that, this post discussed previously should help you solve your issue: [image] Preventing duplicate entries by respondents Form Building Welcome to the community, @nkwantanorth ! You coul…

Help to enable duplicate data checker option in excel sheet

User Support Form Building

Kal_Lam April 2, 2024, 5:18am 2

@mdnurnabi, you will need to learn how the dynamic data attachment works. Once you do that, this post discussed previously should help you solve your issue: