If your organization has an Office 365 plan, make sure you assign each user a license for Office before you deploy Office for Mac to your users. If you don’t assign a user a license, you can still deploy Office for Mac to that user, but the user won’t be able to activate and use Office.

Office Mac Setup and activate

After you deploy Office for Mac, your users are prompted to activate Office the first time they use it. Make sure users are connected to the internet when they activate Office.

For Office 365 customers, Office for Mac activates by contacting the Office Licensing Service on the internet. The Office Licensing Service keeps track of which users are licensed and how many computers they’ve installed Office on.

If you have an Office 365 subscription to you don’t need to activate Office, you can just sign in with your Microsoft account. If you bought a retail version of Microsoft Office, you’ll need the 25 digit product key included in the package that Microsoft Office came in. You can activate Office with a product key in any of the Office apps or by using the Office website.

Office setup & activation for MAC : office.com/setup

Office Mac Setup and activate

Using a Microsoft Account

To activate a volume licensed version of Office 2019 for Mac or Office 2016 for Mac, use the Volume License (VL) Serializer. You can download the VL Serializer by signing in to the Volume Licensing Service Center (VLSC). You run the VL Serializer on each computer. By doing this, your users won’t see any activation prompts when they first open Office 2019 for Mac or Office 2016 for Mac.

  1. Open Start Image titled Windowsstart.png.It’s the button with the Window’s logo in the lower-left corner of the taskbar.
  2. Click an Office product. Click a product such as Word or Excel to launch the program.If you don’t have Microsoft Office installed on your computer, you can download it online.
  3. Click Activate. It’s below the icon with an image of a key.
  4. Click Sign In. It’s the in the “Activate” option.
  5. Sign in with your Microsoft account. Type the email address and password associated with your Microsoft account.
  6. Follow the prompts and click Next. This will complete the activation.
  7. If you have exceeded the number of installs you are allowed with your subscription, you may need to deactivate an installation on another computer.

Using a Product Key on an Office App

  1. Click an Office product. Click a product such as Word or Excel to launch the program.If you own a product key but don’t have Microsoft Office installed on your computer, you’ll have to use the Office website.
  2. Click Activate. It’s below the icon with an image of a key.
  3. Click Enter Product Key. It’s in the “Activate” option.
  4. Type the product key and click Continue. Type the 25-digit product key without the dashes.
  5. Click Redeem Online. It’s in the box labeled “Add this key to an account”.
  6. Click Sign In or Create a new account. If you already have a Microsoft account, sign in with email address and password associated with your Microsoft account. If you don’t have a Microsoft account, click “Create a new account” and follow the prompts to create a new account.
  7. Click Finish Activation. Your activation is now complete and the product key is tied to your Microsoft account.

Using a Product Key on the Office Website

  1. Go to setup.office.com in a web browser. This website will let you activate and download Microsoft Office.
  2. Click Sign In. It’s the red button under the first step. If you don’t have a Microsoft account, click “Create a new account”. You will need to provide an email address and create a password for a new Microsoft account. You will also need to provide your first and last name.
  3. Sign in to Microsoft and click Next. Use the email address and password associated with your Microsoft account.
  4. Type the 25-digit product key in the spaces. The product key is printed on a card that came with Microsoft Office or it is sometimes on the receipt.
  5. Select your country or region and language and click Next. Use the drop-down below where you enter the product key to select your language, and country or region. Click next when you are finished.
  6. Check Automatic Renewal and click Next. Use the switch to turn automatic renewal on or off. By default automatic renewal is turned on.
  7. Fill out your credit card information and click Next. If you are using automatic renewal, you will need to fill out the form with your credit card information. Your credit card will automatically be charged when your activation period is over and Microsoft Office needs to renew.
  8. Click Next. You will be taken to your Microsoft Account web page where you can download Microsoft Office.
  9. Click Install. It’s below the first box that tells you how many installs you can use. This will take you to a page with the install information.
  10. Click Install. It’s across from the install information. This will download a Microsoft Office setup file. Use the setup file to Install Microsoft Office.