Win10 9926 how to restore Build 9879 start menu

Win10 9926 interface style has changed greatly, even the start menu has become very wide, occupying half of the screen at a time. Click the “Open Start Menu” button in the upper right corner to be full screen. This interface is too big, and can not be manually adjusted, many users can not adapt to it at a time, how to adjust back to the style of the Build 9879 start menu?
So how to achieve this function, the following methods for foreign developers:
1, press the WIN+R key to call up the run dialog box, then enter the regedit command and press Enter;
2, open the registry editor, and then expand: HKEY_CURRENT_USER>Software>Microsoft>Windows>CurrentVersion>Explorer> ;Advance

3, create a DWORD value on the right side, the name "EnableXamlStartMenu", the value is set to “0”.
4, open the task manager, restart "resource manager";;

Win10 9926 start menu If you want to change back to the earlier version, the created DWORD value is set to “ 1 & rdquo ; Win10 9926's start menu is placed "set" & rdquo; this computer housekeeper and various application tiles, without it will be very inconvenient. At present, Win10 9926 can't customize the width of the start menu. I believe Microsoft will make adjustments according to the taste of the public.