https://msdn.microsoft.com/en-us/library/ms972976.aspx
Global Setting
2nd solution
warning the hidden field is always visible even turned OFF!! aka :
Beginner's Guide To View State (secure view state)- http://www.codeproject.com/Articles/31344/Beginner-s-Guide-To-View-State
Global Setting
JavaScript:
<!--Web.config-->
<?xml version="1.0"?>
<configuration>
<system.web>
<compilation debug="true" targetFramework="4.5" />
<httpRuntime targetFramework="4.5" />
</system.web>
</configuration>
2nd solution
JavaScript:
//on a page, turn EnableViewState false
<%@ Page Language="C#" EnableViewState="false" AutoEventWireup="true"
CodeBehind="WebForm1.aspx.cs" Inherits="WebApplication3.WebForm1" %>
warning the hidden field is always visible even turned OFF!! aka :
JavaScript:
<div class="aspNetHidden">
<input type="hidden" name="__VIEWSTATE" id="__VIEWSTATE" value="heQ5ECpMil93RDNl0WRquLdPfp8pLKaSeDlFfSqq/YDHE0zuDUfpSF0jZnrt+VHecGlOXVoHCpwDpf22i5OQFa0qNgC2aVLp2laM0DJgSoU=" />
</div>
Beginner's Guide To View State (secure view state)- http://www.codeproject.com/Articles/31344/Beginner-s-Guide-To-View-State