How to Store CheckBox Checked and Unchecked in Hidden Field

You can use Cookie or LocalStorage concept to store checkbox values. If you are good with HTML 5 then use LocalStorage otherwsie use cookie. And then when page reloads fetch data from cookie/localstorage.

 

Follow below links:

 

https://www.sitepoint.com/quick-tip-persist-checkbox-checked-state-after-page-reload/

 

http://stackoverflow.com/questions/13936865/jquery-save-checkbox-state-on-click-in-cookie