Undo+in+word+2010

Undo in 2010 In the previous versions if you deleted something or wanted to undo something it was easy just click Edit and there was UNDO Now in 2010 were is Undo in Edit ( Not there) What do you do? Ctrl +Z Why does Microsoft make things so convoluted?

Or it is on the Quick access toolbar.

Where is that? Above the Ribbon

However it is not displayed automatically you have to click the Down arrow at the extreme right-hand and then select it from the list I repeat:- Why does Microsoft make things so convoluted?