How to make the interface of win10 system become win8 win7 like

1. First, let's search directly in the Xiaona function of the win10 system, search our regedit and click Enter, so that we can open the registry editor window of the win10 system.
2. In the open registry editor window, we click to expand HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindows in the left menu, then, we click on the mouse on this windows, select New - item, and name the new item "ld" ;Personalization”.

3. After that, let's click on Personalization, then right click on the right margin, create a new DWORD 32-bit value, and name it NoLockScreen. Let's double-click to open the NoLockScreen edit window and then default it. The numerical data is modified to 1, and finally click OK to save.