Some Universities are reporting the 404 error when accessing Blackboard docs in Edge 99.0.1150.39 but not in 101.0.1196.0
The issue is caused by the 'Open office files in the browser' feature in the Edge browser.
To resolve the issue, please turn this feature off by following the instructions below and try again:
1. Click on the 3 dots in the top right-hand corner of the browser
2. Select Settings
3. Click on Downloads
4. Toggle the “Open office files in the browser” setting to off.