: If you also want the menus and help buttons to be in Portuguese, you should download the full Language Accessory Pack for Office 2016 instead of just the proofing tools.
If you cannot find the standalone proofing pack, you can install the full Office 2016 PT-PT edition (trial) and extract the proofing components. However, this is complex and requires advanced knowledge of Office MSI installers. proofing tools office 2016 pt-pt
Close and reopen all Office programs for the changes to take effect. Distinguishing pt-PT from pt-BR : If you also want the menus and
Close and reopen your Office applications (Word, Outlook, etc.) for the tools to load. Enable the Language: Open Word and go to File > Options > Language . proofing tools office 2016 pt-pt