1.Launch Eclipse and click Help > Install New Software….
Install New Software
2.Click Add….
3.In the Add Repository dialog, set the Name to “Force.com IDE” and the Location to “http://media.developerforce.com/force-ide/eclipse42” and click OK. (Use the same URL for Eclipse 4.3.)
Add Site
4.Eclipse downloads the list of available plugins and displays them in the Available Software dialog.
5.Check the box next to the Force.com IDE plu