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Before you begin, make sure your PC or Mac meets the system requirements.

If you are reinstalling Office, you have already redeemed a product key, or you are installing Office at work or school and know you have a license, then go to the section sign in to download and install Office.

However, if this is the first time you’re installing Office, you may have some pre-installation steps to do first. Expand the Learn more section below for more info.

Learn more about product keys, assigned licenses, HUP, and volume license versions

Sign in to download and install Office

Install on a PC

Sign in to download Office

  1. Go to www.office.com and if you’re not already signed in, select Sign in.

    Note: If you’re using Microsoft 365 operated by 21 Vianet, sign in with your work or school account to login.partner.microsoftonline.cn.

    If you’re using Microsoft 365 Germany, sign in with your work or school account to portal.office.de.

  2. Sign in with the account you associated with this version of Office. This account can be a Microsoft account, or work or school account. I forgot the account I use with Office
  3. After signing in, follow the steps that match the type of account you signed in with.

    You signed in with a Microsoft account
    Line

    1. From the Office home page select Install Office.

      Screenshot of Office.com home page after signing in

    2. Select Install (or depending on your version, Install Office>).

    You signed in with a work or school account
    Line

    1. From the home page select Install Office (If you set a different start page, go to aka.ms/office-install.)

      Notes: 

      Screenshot of Office.com if signing in with a work or school account

    2. Select Office 365 apps to begin the installation.

    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 a 32-bit version to a 64-bit version or vice versa, you need to uninstallOffice first (including any stand-alone Office apps you have such as Project of Visio). Once the uninstall is complete, sign in again to www.office.com and select Other install options, choose the language and version you want (64 or 32-bit), and then select Install. (See Install Visio or Install Project if you need to reinstall those stand-alone apps.)

    Notes: 

  4. This completes the download of Office to your device. To complete the installation, follow the prompts in the “Install Office” section below.

    Tip:  Don’t see an install option after signing in? There could be an issue with your account. Select Need help? from above and review the solutions under Account questions.

Install Office

  1. Depending on your browser, select Run (in Microsoft Edge or Internet Explorer), Setup (in Chrome), or Save 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? select Yes.

    The install begins.

    Shows the progress dialog box that appears when Office is installing

  2. 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. Select Close.

    Office is installed now. Select Close

Installation or sign in issues?

Tip: You can download and install the Microsoft Support and Recovery Assistant to help with Microsoft 365 installation issues on a PC. For more information, see About the Microsoft Support and Recovery Assistant.

If you’re having an installation issue such as Office taking long to install, try Need help? for a list of common issues.

Activate Office

  1. To open an Office app, select the Start button (lower-left corner of your screen) and type the name of an Office app, like Word.

    If you have Windows 8.1 or 8.0, type the name of an Office app on the Start screen. Can’t find your Office apps?

  2. To open the Office app, select its icon in the search results.
  3. 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 on a Mac

Sign in and install Office

  1. Go to www.office.com and if you’re not already signed in, select Sign in.

    Note: If you’re using Microsoft 365 operated by 21 Vianet, sign in with your work or school account to login.partner.microsoftonline.cn.

    If you’re using Microsoft 365 Germany, sign in with your work or school account to portal.office.de.

  2. Sign in with the account you associated with this version of Office. This account can be a Microsoft account, or work or school account. I forgot the account I use with Office
  3. After signing in, follow the steps that match the type of account you signed in with.

    You signed in with a Microsoft account
    Line

    • From the Office home page select Install Office to start the download.

      Screenshot of Office.com home page after signing in

    You signed in with a work or school account
    Line

    1. From the Microsoft 365 home page select Install Office (if you set a different start page, go to aka.ms/office-install).

      Notes: 

      Screenshot of Office.com if signing in with a work or school account

    2. Select Office 365 apps to begin the download.

    Note:  Don’t see an install option after signing in? There could be an issue with your account. Select Need help? from above and review the issues listed in the section Account questions.

  4. Follow the instructions below to complete installing your Office apps.

Install Office

  1. Once the download has completed, open Finder, go to Downloads, and double-click Microsoft Office installer.pkg file (the name might vary slightly).

    The Downloads icon on the Dock shows the Office 365 installer package

    Tip: If you see an error that says the Microsoft Office installer.pkg can’t be opened because it is from an unidentified developer, wait 10 seconds and move the downloaded file to your desktop. Hold Control + click the file to launch the installer.

  2. On the first installation screen, select Continue to begin the installation process.

    First Mac 2016 installation screen with "Continue" highlighted

  3. Review the software license agreement, and then click Continue.
  4. Select Agree to agree to the terms of the software license agreement.
  5. Choose how you want to install Office and click Continue.
  6. Review the disk space requirements or change your install location, and then click Install.

    Note: If you want to only install specific Office apps and not the entire suite, click the Customize button and uncheck the programs you don’t want.

  7. Enter your Mac login password, if prompted, and then click Install Software. (This is the password that you use to log in to your Mac.)

    Enter your admin password to begin installing

  8. The software begins to install. Click Close when the installation is finished. If Office installation fails, see What to try if you can’t install or activate Office for Mac.

    Shows the final page of the installation process, indicating that the installation was successful.

Launch an Office for Mac app and start the activation process

  1. Click the Launchpad icon in the Dock to display all of your apps.

    Shows the Launchpad button in the Dock

  2. Click the Microsoft Word icon in the Launchpad.

    Shows the Microsoft Word icon in a partial view of the Launchpad

  3. The What’s New window opens automatically when you launch Word. Click Get Started to start activating. If you need help activating Office, see Activate Office for Mac. If Office activation fails, see What to try if you can’t install or activate Office for Mac.

    Start activating Word 2016 for Mac

Installation notes

Installation notes

How do I pin the Office app icons to the dock?

  1. Go to Finder > Applications and open the Office app you want.
  2. In the Dock, Control+click or right-click the app icon and choose Options > Keep in Dock.

Can I install Office on my iPhone or iPad?

Yes, see Install and set up Office on an iPhone or iPad and set up email on an iOS device (iPhone or iPad).

Need help?

Sign in or installation FAQ

The following are a few of the more common questions or issues when trying to install Office.

Tip: Don’t see your issue listed? Try Troubleshoot installing Office for additional issues and their possible solutions.

Account questions:

I don’t have a Microsoft account yet, or I forgot my username or password
I don’t see an option to install Office after signing in with my work or school account
I can’t sign in with my work or school account

Product key, purchase, and installing older versions of Office:

Product keys for Office
How do I buy the latest version of Office?
How do I install Office 2019, Office 2016, Office 2013, Office 2010, or Office 2007

Install questions or errors during install

How many computers can I install Office on?
Check you have administrator rights on your computer
How do I install stand-alone office apps such as Visio or Project?
How do I install Office on my mobile device?

Office is taking very long to install
I received an error during install

Help with specific applications, and help for Microsoft 365 admins:

I’ve installed Office, but I don’t see OneNote

Office  is installed, but I’m not sure how to do something or want to learn more
I’m an Microsoft 365 admin, how do I assign licenses to users in my organization or buy more licenses?

Contact Microsoft

If you weren’t able to resolve your problem, try contacting Microsoft support.

Source : Official Microsoft Brand
Editor by : BEST Antivirus KBS Team

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