A while ago I blogged about a powershell script I made that would automatically update your ClickOnce project file’s Minimum Required Version to the latest version of your application so that users would not be presented with the “There is an update for this application. Do you want to install it?” prompt; instead the application would just automatically download and install the update. This is nice because it’s one less prompt the end-user has to see, and from a security standpoint it means that your users will be forced to always use the latest version of the app.
There was a bit of setup to get this to work. You had to make sure the powershell script was in the proper directory and add a post-build event to your project. I’m happy to announce that I’ve significantly updated the powershell script with more features and bug fixes, and you can now install it from Nuget, which will handle all of the setup for you. So now making sure that your end-users are always using the latest version of your application is as easy as…
Read more at http://blog.danskingdom.com/force-your-clickonce-app-to-update-without-prompting-user-now-on-nuget/