Download and install or reinstall Office 365 on a PC or Mac (2024)

You can sign into Office 365 to download and install Office on your MAC or PC.

Note: Your account needs to be assigned a license that includes Office products in order to download and install.

Go to https://portal.office.comand if you're not already signed in, selectSign in.
Sign in with the account you associated with this version of Office.
After signing in, follow the steps:
1. From the Office 365 home page selectInstall Office apps
2. SelectOffice 365 appsto begin the installation.
Note:The 64-bit version is installed by default unless Office detects you already have a 32-bit version of Office (or a stand-alone Office app such as Project or Visio) installed. In this case, the 32-bit version of Office will be installed instead.
To change from a32-bit version to a 64-bit versionor vice versa, you need touninstall Office first (including any stand-alone Office apps you have such as Project of Visio). Once the uninstall is complete, sign in againand selectOther install options, choose the language and version you want (64 or 32-bit), and then selectInstall.
See Also
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This completes the download of Office to your device. To complete the installation, follow the prompts in the "Install Office" section below.

Depending on your browser, selectRun(in Edge or Internet Explorer),Setup(in Chrome), orSave File(in Firefox).
If you see the User Account Control prompt that says,Do you want to allow this app to make changes to your device?selectYes.
The install begins.
Your install is finished when you see the phrase,"You're all set! Office is installed now"and an animation plays to show you where to find Office applications on your computer. SelectClose.

To open an Office app, select theStartbutton (lower-left corner of your screen) and type the name of an Office app, likeWord.
See Also
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If you have Windows 8.1 or 8.0, type the name of an Office app on theStart screen.
To open the Office app, select its icon in the search results.
When the Office app opens, accept the license agreement. Office is activated and ready to use.

Note:The Activation Wizard appears if Office has trouble activating. Complete the steps in the wizard to finish activating Office.

Install Office for Mac

Once the download has completed, open Finder, go toDownloads, and double-clickMicrosoft Office installer.pkgfile (the name might vary slightly).
Tip:If you see an error that says theMicrosoft Office installer.pkgcan't be opened because it is from an unidentified developer, wait 10 seconds and move the downloaded file to your desktop. HoldControl+ click the file to launch the installer.
On the first installation screen, selectContinueto begin the installation process.
Review the software license agreement, and then clickContinue.
SelectAgreeto agree to the terms of the software license agreement.
Choose how you want to install Office and clickContinue.
Review the disk space requirements or change your install location, and then clickInstall.
Note:If you want to only install specific Office apps and not the entire suite, click theCustomizebutton and uncheck the programs you don't want.
Enter your Mac login password, if prompted, and then clickInstall Software. (This is the password that you use to log in to your Mac.)
The software begins to install. ClickClose when the installation is finished.

Click theLaunchpadicon in the Dock to display all of your apps.
Click theMicrosoft Wordicon in the Launchpad.
TheWhat's Newwindow opens automatically when you launch Word. ClickGet Started to start activating.