Stardock Start10 is a useful application that changes to the Start menu inside Windows 10. This is a really useful tool if you still prefer the Windows 7 Start Menu function as oppose to Live Tiles. It's virtually identical to Windows 7. So if you really miss the search interface and all programs view, then Stardock Start10 is for you.
Stardock Start10 is an application which gives users a functional Windows 7 style start menu for Windows 10. Stardock Start10 can add a classic or new style start menu to the Windows 10 platform. It also has an incorporated search feature for files, apps, and settings. There are also custom skins which are available for the start button as well.