(skipping 13 due to superstition). It was officially released to retail on June 15, 2010, and marked several "firsts" for the series, including being the first version to offer a 64-bit edition to take advantage of modern computer power. The Evolution of the "Ribbon"
This blog post provides a critical look at downloading Microsoft Office 2010 Professional today, especially for users seeking the Portuguese (Pt-Br) version. --- Download Microsoft Office 2010 Pro 32 64 Bits Pt-Br
If you still need to install Office 2010 Pro (Portuguese-Brazil), here is what you need to know: Official Installation Requirements (skipping 13 due to superstition)