Yes, we can bulk edit the responses to update the custom variable, except for the test responses. We need to update the custom variable with the same value and then apply filters based on the value of the custom variable.
Help file: https://www.questionpro.com/help/bulk-edit-responses.html
Screenshot 1: https://prnt.sc/krXuEnhbkgJx
Screenshot 2: https://prnt.sc/5wenzp9p08X7
Considering the limit of 15 filters, can I create 15 filters per survery or 15 filter for all my account?
I want to filter the data of a multiple-answer question in such a way that -
none of option 1 or a combination of option 1 responses should be filtered out
How many filters can we have on Data filter per license?