How to create autoupdates software feature like firefox "check for updates" in C#

How to create autoupdates software feature like firefox "check for updates" in C#? So user doesn't need to unin开发者_运维百科stall older version program and reinstall the latest version.

Please advise. Thank you.

ClickOnce should do just fine.

1. ClickOnce
2. ClickOnce Security and Deployment;

Check out "ClickOnce":

http://msdn.microsoft.com/en-us/library/142dbbz4(VS.80).aspx

http://www.15seconds.com/issue/041229.htm