Descriptions in the Material Editor delay before displaying. After pressing Enter after typing in a description, the description does not appear. There are several ways to get the description to appear, including:
However, with other things in the Material editor being updated quickly, this seems to be an issue due to how long it takes for the description to appear
Result: The Description does not appear
Expected Result: The description should appear
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-44466 in the post.