title: How to update winform application without reinstallation
body: <p>I have a user login window application in C# which is installed in many systems,Now i have changed/updated new modification to the application. Then i have to uninstall the previous and install this new update application again in all systems. </p>
  
  <p>Is there any method by which a updated can be performed to the previous application installed without uninstalling the previous application in the systems.ie user selects a update from a server location manually or automatically the installed application will check for update and install it</p>
  
  <p>please help</p>