In reverse order:
To create a shutdown button... Right click in an empty space on the Desktop, go to New and click on Shortcut.
Type the following text in the location field:- shutdown /s /t 0 and click Next. (The zero after the 't' means the shutdown will be immediate, if you want a short delay just replace it with the number of seconds to wait.)The shortcut name will appear as shutdown.exe. Click Finish.
The shortcut will appear on your desktop. Right click on it, and go to Properties. Now click on 'Change Icon'.
Select the square red icon with the power switch symbol.
Now you can shut down without all the palaver.
is it possible to bring back the or a Start menu to the bottom left like the older windows
Is it possible to be able to Boot into windows 8 Desktop Screen.
See the link above.