Microsoft 365 / Reinstall after an OS reinstall or repair


  • To provide instruction on reinstalling Microsoft 365 (formerly Office 365) for Students after a system restore or new hard drive installation


  • Software for Personally-owned Computers
  • 10314: Microsoft 365
    • Microsoft Office
  • macOS
  • Windows


  • Microsoft 365 can be reinstalled after a hard drive swap or OS reinstall, but you may need to deactivate your license from the previous installation in Microsoft's portal


  1. Follow these KB instructions to download Office to your Mac or PC
  2. If you receive a license error when activating Microsoft Office, follow these Office Support instructions on deactivating the install on your old device



Article ID: 33260
Thu 7/13/17 10:17 AM
Wed 6/9/21 9:58 AM
Can you resolve this issue yourself?
Yes! This is self-service with a smile.
Supported Office or Community
University Community of Students, Staff, and Faculty