Microsoft 365 - Install Office 365 on Windows or Mac


  • How do I install Microsoft 365 apps on my computer?
  • How do I install Word?
  • How do I install Excel?
  • How do I install PowerPoint?
  • How do I install OneDrive?
  • How do I install OneNote?
  • How do I install Outlook?


  • Oregon State University
  • Student, Employee or Associate
  • Microsoft 365, Office 365
  • Windows or Mac


Office 365 enables you to install Microsoft 365 Apps (including Word, Excel, PowerPoint, OneDrive, OneNote, Outlook and Teams) on up to 5 personal devices, including mobile devices.


Option1: Installing on personal devices. Works on Mac and Window computers.

  1. Go to and choose "Login to Office 365"; sign in with your ONID account
    • Username:
    • Password: OnidPassword
  2. On the top right of the page, click "Install Apps":
  3. Select "Microsoft 365 apps"
  4. Run the OfficeSetup installer that it downloads:
  5. Follow the on-screen prompts to complete the Office install.


Option2: Installing on shared/lab devices. Works on Window computers.

  1. Open the Start Button by selecting the Windows icon or using your Windows key on your keyboard. You can also use the Start Menu integrated Search icon.

  1. Type "Software Center". The program should show up after a few letters. You can also scroll to the program in your Program list or All apps.

  1. Select the software you would like to install. In this case Office 365.

  1. Select Install or Reinstall (if needed, this will show up if the software is already installed)



For assistance, contact the Service Desk.

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Article ID: 48033
Wed 2/7/18 4:27 PM
Wed 3/8/23 1:30 PM