Service Desk

Download and install or reinstall Office 365 or Office 2016 on a PC or Mac

Step 1: 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 bought Office for personal use through your company's Microsoft HUP benefit, you may not be able to sign in here. Find installation help at Install Office through HUP.

  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.

    Forgot your account details? See 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 
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    1. From the Office home page select Install Office.

      Screenshot of Office.com home page after signing in
    2. Select Install. (For Office 365 subscribers, you may be on the Overview page and need to select Install Office> first.)

      Tip: To install Office in a different language, or to install the 64-bit version, depending what shows on your screen, select the link Language, 32/64-bit, and other install options or Other options. Choose the language and bit version you want, and then select Install.

    You signed in with a work or school account 
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    1. From the Office 365 home page select Install Office apps (If you set a different start page, go to aka.ms/office-install.)

      Screenshot of Office.com if signing in with a work or school account
    2. Select Office 2016 to install the 32-bit version, or Other install options to install the 64-bit version or to select a different language.

    Tip: Select your language, and then to install 64-bit, under Version select Advanced, choose 64-bit, and then select Install.

    Office should now begin downloading. Follow the prompts in Step 2 to complete the installation.

    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 section Account questions.

Step 2: Install Office

  1. Depending on your browser, select Run (in 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.

    Window showing progression of Office install

  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.

    Follow the instructions in the window to find your Office apps. For example depending on your version of Windows, select Start and then scroll to find the app you want to open such as Excel or Word, or type the name of the app in the search box.

    Office is installed now. Select Close

Installation or sign in issues?

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

Step 3: Activate Office

  1. Start using an Office application right away by opening any app such as Word or Excel. Can't find Office after installing?

    In most cases, Office is activated once you start an application and after you click Accept to agree to the License terms.

    Shows the "Office is Almost Ready" page where you accept the License Agreement and start the app

  2. Office might activate automatically. However, depending on your product you might see the Microsoft Office Activation Wizard. If so, follow the prompts to activate Office.

    Shows the Microsoft Office Activation Wizard

    If you need activation help, see Activate Office 365, Office 2016, or Office 2013.

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