This article explains how to replace an asset in a course using the Media Library.
In the top navigation bar, click Media Library.
Search for the asset you want to replace. Click the Actions icon to the right of the asset and select Replace.
Read the information about the effects of replacing a file. Select whether you want to replace the file and build on top of existing analytics data, or start tracking data from scratch.
Click Upload replacement. Select Choose file and pick a replacement file from your computer.
Click Save at the top right.
The Upload status screen appears. You do not need to stay on this page for the upload to process. Click Exit at the top right to return to the Media Library.
Once the replacement process is complete, "Ready" will display under the Status and all course activities containing the respective asset will be replaced with the new asset.