View State is the method to preserve the Value of the Page and Controls between round trips. It is a Page-Level State Management technique. View State is turned on by default and normally serializes the data in every control on the page regardless of whether it is actually used during a post-back.

What is ASP.NET enable ViewState?

View state enables a server control to maintain its state across HTTP requests. View state for a control is enabled if all of the following conditions are met: The EnableViewState property for the page is set to true . The EnableViewState property for the control is set to true .

What is ViewState in ASP.NET state its advantages and disadvantages?

iv) It is based on the wish of developer that they want to implement it at the page level or at control level. Disadvantages: i) If large amount of data is stored on the page, then page load might cause a problem. ii) Does not track across pages. Viewstate information does not automatically transfer from page to page.