How to sort Menu alphabetically and Automatically using Regedit?

Start Registry editor: Start> Run>Regedit>[Enter]
Navigate to HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder

Right click on the MenuOrder folder. Choose Permissions ; go to Advanced in the new window that pops up, and uncheck the entry Inherit from parent the permission entries that apply to child objects,
Include these with entries explicitly defined here .A security dialog box will open up: Choose Copy. This will take you back to the Advanced security Settings for MenuOrder dialog. Click OK here. In the Permissions dialog, Uncheck Full Control in your account and security groups. Don’t change the Read permission Reboot the computer and all your menus will be alphabetically sorted