How to add defragmentation options in the Win7 right-click menu

            1. First, press the win+R shortcut key on the win7 keyboard to open the running window of the computer. After that, type regedit in the open running window and click Enter. This will open the registry editor of win7 Ultimate. The window is up.
2, in the open registry editor window, click to expand HKEY_CLASSES_ROOT\\Drive\\shell in the left menu, then right click on the shell file, then create a new branch in the left window, named runas; will right The Default value in the square window is modified to Defragment, and a new key named Extended is created in the right window.
At this point, the steps to add the disk defragmentation option to the right-click menu of the Win7 system are completed. Of course, the user can also add control plane options in the right-click menu.