Use this article to bypass the editing warnings you may be receiving on a Mac computer.
The prompt you may have received is: "Your account XXX@otc.edu doesn't allow editing on a Mac."
Instructions:
Sign out of Office by clicking Word/Excel/whichever Office app you have open, and clicking Sign Out:
Open a web browser and go to https://portal.office.com.
Click My Account in the upper right corner (may be a circle with your initials):
Click My Account in the side bar menu.
Click Install Status from the left menu.
Click Deactivate for the install on this Mac, as well as any obsolete ones on devices that no longer need Office.
Close your web browser.
Go back to Office and click Sign In, then enter your OTC email address and password when prompted.