The Win-X Menu, which now can also be treated as Start Menu, has a lot more items included in Windows 8.1 than Windows 8. The classic Command Prompt item is also replaced by the modern PowerShell. If this is something you don’t really embrace for, here is a quick way to switch it back.
Here is what looks like by default:
As Figure 1 shows in below, you can see that the original old school 2 Command Prompt menu items are now gone, replaced with the new modern PowerShell.
Here is how you can turn it off
Right-click Taskbar, and choose Properties. In the popup Taskbar and Navigation Properties dialog box, go to Navigation tab, and uncheck the option called “Replace Command Prompt with Windows PowerShell” (Figure 2).
Click OK, and you are all set.
Here is what it looks like now:
As Figure 3 shows, the Command Prompt items are now back.