Upload bulk responses from back end

I have prepared one form to collect data of Anganwadi centres. which will be around 4800 responses from field. But I have 2000 data with me in that structure. What is the procedure to upload those bulk data from my end.

Welcome to the community, @icdscg! You should be able to upload your XLS data through POSTMAN as outlined in this post discussed previously:

And you should also be able to bulk edit your submissions, as outlined in this post discussed previously: