To install Classic Shell, double-click the ClassicShellSetup.exe file. During installation, you have a choice to install the Classic Start Menu, the Classic Explorer, or both. XP Start Menu Once installed, the XP Start Menu is available. XP Windows Explorer When you open Windows Explorer, you will notice that it doesn’t look any different from the Windows 7 version. Classic Shell allows you to add a Classic Explorer Bar to emulate the XP functions. To activate Classic Explorer Bar, right-click on the menu bar and select Classic Explorer Bar from the pop-up menu.
The Classic Explorer Bar is added to the upper-right corner of the Windows Explorer window. To change settings for Classic Explorer click the Classic Explorer Settings button on the right end of the toolbar. The Settings for Classic Explorer dialog box displays. Change the desired settings and click OK.
When you change the Navigation pane style, the change does not take effect until you restart Windows Explorer.