You can have both Office 2016 for Mac and Office for Mac 2011 installed on the same computer. However, we recommend that ...

You can have both Office 2016 for Mac and Office for Mac 2011 installed on the same computer. However, we recommend that you uninstall Office for Mac 2011 before you install the new version to prevent any confusion. To uninstall Office for Mac 2011, follow the steps in Uninstall Office for Mac 2011.