After downloading, click the Run option.This may take several minutesĭepending on your internet connection speed. Allow Microsoft Office to download to your computer.Depending on your browser, click Run (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).Choose the language and bit version you want and then select Install. Tip: To install Office in a different language, or install the 64-bit version (if you're on a PC), from the Office 365 home page, select Install Office apps > Other install options > Advanced.Click on the Install Office apps button.Microsoft Office Download and Install Guide